Laboratory Audit - Full - SafetyCulture

Information

Document No.
Audit Title
Client / Site
Conducted on
Prepared by
Location
Personnel

1 HSE and Laboratory Construction & Layout

Are you as a visitor informed about safety procedures?
Is there an emergency/fire alarm system? Is the system tested at least monthly?
Is there an emergency site plan and evacuation excercise at least annually?
Are all staff given HSE training as part of their induction?
Are Risk Assessments performed on the laboratory activities?
Are safety incidents and near misses reported and recorded?

2 Quality Systems and Assurance

Does the Laboratory and Inspection division have a documented quality system in place? Is the system accredited?
Does the lab have a Quality Manual? Is it regularly reviewed?
Is there an internal audit program for the quality system?
Are test methods audited internally?
Does the lab take part in an industry precision monitoring scheme? If so which one & how many samples?
Is there a schedule to rotate who participates in the scheme?
Does someone have responsibility for reviewing the results and investigating outliers (Z>2)?
Does the laboratory take part in any other precision / proficiency schemes?
How does the laboratory keep up to date with test methods and specifications?
Does the laboratory have a procedure to identify and communicate changes in the test methods and specifications?
If the lab has any supplementary procedures (eg translations of methods) for testing are they aligned with the current method version?
Are non-conforming work items/complaints raised, recorded and actioned?
Is there a procedure for product retesting (e.g. Where a test is performed multiple times on a sample)
Do they sub-contract out any testing to other laboratories? Which tests and why?
The laboratory is responsible for all reported data. Is there adequate assurance around the sub-contractor laboratory (e.g. through quality accreditation, correlation membership, etc.)? Is consideration given to HSE issues?

3 Operations

Is there a clear and defined staff structure at the laboratory?
What is the formal communication route between Laboratory and BP? Is it effective?(eg GCAS, email, other means)
Is there a nomination or test request review procedure in place? A) Is there evidence of who reviewed the nomination before undertaking the work? B) Where changes are identified, how are they communicated? (internally/externally)
Are the samples given a unique number for traceability? And adequately labelled?
Is there a daily work log?
Are the sample storage procedures adequate for the product type?
Does the office complete the input data into GCAS?
Is there a formalised route for communicating product quantity and quality issues to the client (both within and out of office hours)?
Is there a alternative laboratory available should any of the instruments fail at short notice?
Are results reported within required timeframe? Is there sufficient provision for conducting urgent analysis out of normal office hours?
Where there is a shift system, is there a handover procedure?

4 Training

What is the training procedure for new employees including? A) site induction B) HSSE and PPE C) Quality system D) Test methods
Does the training procedure cover different stages of training? How are the levels / stages controlled? Is there clear definition on who can report, calibrate etc
Are there written training records for each staff member? (including evidence of) A) The requirements of method precision (against a sample of known result) have been met? B) Multiple samples documented? (minimum of 3 samples, covering the range of products tested) C) Is the method number & version recorded? D) Date range for which training was carried out? E) Statement that method has been read? F) Signatures of trainer and trainee?
How is the trainer identified? Is their competency regularly assessed?
Are re-training requirements defined (e.g. due to time elapsed or method/instrument changes)?
Is there a skills matrix identifying which lab staff are trained in each test?
Do staff attend external industry seminars, workshops, etc.?

5 Equipment and Calibration/Verification

Is there a register of lab equipment including schedules for calibration/verification?
Is there a procedure for producing secondary (SQC) standards and managing the data? A) Selection of material and appropriate storage B) Number of determinations to generate mean and acceptable range C) How is the acceptable range is generated and is there a check to ensure that it is appropriate. D) How lab ensures production of new SQC's before the old standard expires?
How are the results from secondary standards managed? A) Does it allow for easy identification of trends/drift B) Are trends/drift investigated? C) Are outliers investigated?
Are there procedures in place to ensure the accuracy of any new equipment/method is verified before testing samples for customers?
Where calibration of equipment is performed by external companies, are they certified? Are they able to perform the calibration to the method requirements?
Is calibration/verification carried out after maintenance?
Where in-house or modified versions of the standard test method are used, how are they developed and verified? How is the modified method reported?
Where equipment is found to be out of calibration (fails to meet the calibration criteria) is there a procedure to verify previously reported results?

6 Sample Management

Is the lab responsible for drawing samples and if so are the personnel appropriately trained?
What is the procedure for sample receipt?
Does the lab have written procedures handling samples and preparing composite or sub samples? Are volatile samples chilled prior to opening?
Are appropriate sample containers used (material and size)?
Does the laboratory have suitable storage? Is it managed / catalogued appropriately?
Does the laboratory specify adequate sample retention periods?

7 Certificates and Laboratory Systems

What is the procedure for producing and issuing test certificates? (Are the results/certificate checked and signed by an authorised signatory)
Is there a regular quality control check of certificates issued?
Do certificates state the grade of fuel and which specification the fuel is certified against?
Do they include specific details such as A) Tank number B) Sample type C) Date & Signature D) Batch number & volume E) Batch composition (Traceabilty)
Are the actual test methods used for each test stated? Where version numbers included are the up to date?
Are all results clearly reported to the correct number of significant places and as stipulated in the method/specification?
Is all paperwork related to the sample adequately stored for sufficient time and easily retrievable?
Does the lab have a Laboratory Information Management System (LIMS) and if so do they have a backup system should the system fail?
If the lab carries out re-certification testing this shall include evidence that the comparison checks have been completed. Are you satisfied that this is done properly and fully understood?

8 Walk through observations

Are escape routes clearly marked and unobstructed?
Are sufficient serviced fire extinguishers present and sealed (lab & storage areas)?
Are staff wearing appropriate/adequate PPE? Are you requested to wear appropriate PPE as a visitor?
Are storage and work areas clean and tidy and free of spills/waste?
Does there appear to be sufficient fume extraction in the laboratory? Is the climate adequately controlled?
Are emergency showers installed (and functioning) and uncluttered?
Are eyewashes available and in date? (opened bottles should be discarded).
Is there a first aid kit?
Are solvents/acids/dangerous goods appropriately stored?
Is waste segregation practiced? Eg.separate sharps bin?
Are gas cylinders appropriately stored and secured upright?
Does the equipment in the lab generally appear to be up to date, in good condition and in regular use?
Are there maintenance records for each piece of equipment?
Does the lab have clear equipment calibration / verification records? (including labels with calibration dates / status on the equipment)
Do primary standards / certified reference materials have certificates?
Is it clear which laboratory technician performed the test from a review of the worksheets and raw data?
Is all paperwork related to a job order stored in a satisfactory manner and easily retrievable?

10 Gasoline/Naphtha Testing

10.1 Visual Appearance

Method followed and version number in use
What items of equipment are used? (performed in bottle, beaker, additional lighting used?)
What items of equipment are used? (performed in bottle, beaker, additional lighting used?)
Where a standard test method is not followed, does the laboratory have a documented internal procedure?
Is the visual appearance carried out in a suitable environment? (e.g. well lit, suitable background)
Are the following points covered: a) suitable container (if fuel transferred the whole content should be) b) temperature test conducted at c) create vortex (do not invert bottles) d) examine base, bulk and surface

10.2 Density

Method followed and version number in use
What items of equipment are used? (not the make and model number/hydrometer type)
Hydrometer : Are checks performed to ensure the paper scale is positioned correctly and the weight has not moved.
Hydrometer : Is the temperature and density recorded simultaneously?
Hydrometer : Is the temperature and density recorded simultaneously?
Hydrometer : Is the density conversion to standard temperature performed correctly using the appropriate table?
Hydrometer : How regularly is the thermometer calibrated? Are regular verification checks performs?
Digital Meter : Is the temperature measuring device calibrated annually? (D4052 - 6.6 )
Digital Meter : Is it confirmed as being clean before testing by checking the density of air? (back to back product testing should not be done)
Digital Meter : How frequently is the equipment verified using air and water? (D4052 section 10)

10.3 Distillation

Method followed and version number in use
What items of equipment are used?
Are the distillation flasks in good condition?
Is the equipment and measurement programme configured appropriately for the sample type? A) Correct size base plate used? (larger 50mm for Jet) (smaller 38mm plate for Avgas) (larger 50mm for Diesel) (smaller 38mm plate for Gasoline) B) Condenser temperature correct (0-1°C) C) Final heat adjust at 93.5% (5ml residue + 1.5ml hold-up)?
Is the temperature measuring device positioned at the correct height?
Is the level follower checked at least 6 monthly, and when replacing the receiver? Are the receivers matched to individual distillation units?
Is verification of the temperature measuring device carried out at least 6 monthly using Toluene and Hexadecane?
Is the equipment and PRT calibrated annually?
Is the actual distillation rate confirmed as being between 4-5 ml per minute before the results are accepted.
Are samples from groups 1 and 2 chilled prior to use?
Is the equipment cleaned properly between tests?
Where the barometric pressure is taken from an integrated barometer, is the reading verified at least 6 monthly.
Is the correct test data reported? How is it transferred into the reporting system?

10.4 Existent Gums

Method followed and version number in use
What items of equipment are used?
Are the gum beakers in a clean and well maintained condition?
Is the balance used calibrated annually?
Are the block/bath temperature, and individual well temperatures calibrated annually?
Are intermediate checks carried out on the balance?
Is the flow rate for AIR calibrated annually?
Is the timing device used calibrated annually?
Is the calibration of block & individual wells temperature annually?

10.5 Aromatics

Method followed and version number in use
What items of equipment are used?
For FIA : Does the lab prepare and store the silica and flourescent gels in accordance with the method?
Is the column packed using a vibration technique and the fluorescent gel positioned at the correct height in the column?
Are group 2 samples chilled to below 5 Deg C before testing?
Is the marking of the column done in accordance with the method? a) ensure the dyed section has advanced at least 350mm into the analyser section before any readings are taken. b) ensure that markings are made correctly at the boundaries at each hydrocarbon zone c) for the second reading ensure that the dyed section has advanced at least a further 50mm and markings are made in the opposite direction (1 up and 1 down)
For GC : Does the laboratory verify the retention times and peak areas on a daily basis?
Has the instrument, retention times, cutting times and grouping been checked weekly using a reference material?

10.6 Mercaptans and Doctor Test

Method followed and version number in use
What items of equipment are used?
Is the glassware for doctor tests cleaned in the correct manner?
Are the staff calibrating the titration solvents and the dispensing equipment used for Mercaptans?
Are there records of solutions prepared for the methods?
Are solutions dated?
Are the mercaptan electrodes in good condition?
Is the silver electrode coated each time before use?
Is the balance calibrated?
Are verification check weights used on a regular basis?1

10.7 Total Sulphur

Method followed and version number in use
What items of equipment are used?
Is the equipment serviced annually?
How is the equipment calibrated? When was the calibration last carried out?
Is a blank and QC sample run at least daily?
If appropriate are the interior cells clean from fuel?

10.8 Copper Corrosion

Method followed and version number in use
What items of equipment are used?
Are you satisfied with the condition and preparation of the copper strips?
Is the bath set at 50ºC?
Is the thermometer calibrated?
Are the corrosion standards in good condition? How does the laboratory ensure there is no deterioration of the colour standard?

10.9 Color Saybolt

Method followed and version number in use
What items of equipment are used?
Is the light source in full working condition and is the light source as specified in the method?
Are the colour standards in good condition?
Is the depth of fuel decreased by levels corresponding to the colour numbers until the colour of the sample is unmistakably lighter than the colour standard? Is the colour number above this number reported?

10.10 Vapour Pressure

Method followed and version number in use
What items of equipment are used?
For DVPE is the equipment temperature set to 37.8ºC?
For RVP is the bath temperature 37.8ºC / 100ºF?
Is the thermometer calibrated?
Are you satisfied that the lab is aware of the requirements for chilling before sub-sampling?
Are you satisfied that the lab is aware that a vapour pressure test should only be carried out when a container is at least 70% full?
Are you satisfied that the lab carried out the full shaking and resting procedure for each sample?

10.11 RON / MON

Method followed and version number in use
Are you satisfied that samples taken from the drums can not be contaminated by other fluids?
Are the burettes used for preparation of the octane reference mixtures calibrated?
Are drums of reference iso-octane, n-heptane and toluene provided by a valid supplier with a certificate of quality?
Is the CFR engine calibrated on an annual basis?

11 Avgas testing

11.1 Visual Appearance

Method followed and version number in use
What Items of equipment are used?
Where a standard test method is not followed, does the laboratory have a documented internal procedure?
Is the visual appearance carried out in a suitable environment? (e.g. well lit, suitable background)
Are the following points covered: a) suitable container (if fuel transferred the whole content should be) b) temperature test conducted at c) create vortex (do not invert bottles) d) examine base, bulk and surface1

11.2 Density

Method followed and version number in use
What Items of equipment are used?
For Hydrometer : Are checks performed to ensure the paper scale is positioned correctly and the weight has not moved?
Is the temperature and density recorded simultaneously?
Is the density conversion to standard temperature performed correctly using the appropriate table?
How regularly is the thermometer calibrated? Are regular verification checks performs?
For DIGITAL METER testing : Is it confirmed as being clean before testing by checking the density of air?
Is the temperature measuring device calibrated annually?
How frequently is the equipment verified using air and water?

11.3 Distillation

Method followed and version number in use
What Items of equipment are used?
Are the distillation flasks in good condition?
Is the equipment and measurement programme configured appropriately for the sample type? A) Correct size base plate used? (larger 50mm for Jet) (smaller 38mm plate for Avgas) (larger 50mm for Diesel) (smaller 38mm plate for Gasoline) B) Condenser temperature correct (0-4°C for jet as per specification) C) Final heat adjust at 93.5% (5ml residue + 1.5ml hold-up)
Is the temperature measuring device positioned at the correct height?
Is the level follower checked at least 6 monthly, and when replacing the receiver? Are the receivers matched to individual distillation units?
Is verification of the temperature measuring device carried out at least 6 monthly using Toluene and Hexadecane?
Is the equipment and PRT calibrated annually?
Is the actual distillation rate confirmed as being between 4-5 ml per minute before the results are accepted.
Are samples from groups 1 and 2 chilled prior to use?
Is the equipment cleaned properly between tests?
Where the barometric pressure is taken from an integrated barometer, is the reading verified at least 6 monthly?
Is the correct test data reported? How is it transferred into the reporting system?

11.4 Freezing point

Method followed and version number in use
What Items of equipment are used?
Is an appropriate coolant used? (CO2 & solvent or mechanical refrigeration - liquid Nitrogen only permissable where freezing point is <-65°C)
Is there a moisture collar attached as per the method? Where dessicant type is used is it changed regularly?
Is the equipment set-up appropriately? (stirrer position / thermometer) A) Thermometer 10-15mm from base of sample tube? B) Stirrer not impacting base of sample tube and not breaking through the surface of the sample? C) Coolant level is above the level of the sample?
Is the sample stirred constantly, and observed regularly throughout the test?
Does the laboratory always record actual freezing points (rather than reporting “less than” data)? (this only applies to jet fuel) What temperature is the test stopped at / lowest temperature reported? (< results should only be reported when <-80°C)
Is the thermometer calibrated at the required points with corrections identified? (where corrections are required best practice is to produce a graph to aide correction) applicable a correction graph used to help with corrections between calibration points? with correction factors applied?
Are the thermometer corrections applied to the final result? Check a few data points to ensure the corrections are being applied correctly. Are the observed results documented too?

11.5 Existent Gum

Method followed and version number in use
What Items of equipment are used?
Are the gum beakers in a clean and well maintained condition?
Is the balance used calibrated annually?
Are intermediate checks carried out on the balance?
Are the block/bath temperature, and individual well temperatures calibrated annually?
Is the flow rate for AIR calibrated annually?
Is the timing device used calibrated annually?
Is the calibration of block & individual wells temperature annually?

11.6 Aromatics

Method followed and version number in use
What Items of equipment are used?
For FIA : Does the lab prepare and store the silica and flourescent gels in accordance with the method?
Is the column packed using a vibration technique and the fluorescent gel positioned at the correct height in the column?
Are group 2 samples chilled to below 5 Deg C before testing?
Is the marking of the column done in accordance with the method? a) ensure the dyed section has advanced at least 350mm into the analyser section before any readings are taken. b) ensure that markings are made correctly at the boundaries at each hydrocarbon zone c) for the second reading ensure that the dyed section has advanced at least a further 50mm and markings are made in the opposite direction (1 up and 1 down)
For GS testing : Does the laboratory verify the retention times and peak areas on a daily basis?
Has the instrument, retention times, cutting times and grouping been checked weekly using a reference material?1

11.7 Total Sulphur

Method followed and version number in use
What Items of equipment are used?
Is the equipment serviced annually?
How is the equipment calibrated? When was the calibration last carried out?
Is a blank and QC sample run at least daily?
If appropriate are the interior cells clean from fuel?

11.8 Copper Corrosion

Method followed and version number in use
What Items of equipment are used?
Are you satisfied with the condition and preparation of the copper strips?
Is the bath set at 100ºC?
Is the thermometer calibrated?
Are the corrosion standards in good condition? How does the laboratory ensure there is no deterioration of the colour standard?

11.9 Conductivity

Method followed and version number in use
What Items of equipment are used?
Which item of equipment is used?
Is the temperature recorded at the time of measurement?
Is the thermometer calibrated?
Is the probe significantly covered with fuel to obtain a result?
Is the measurement taken in the sample container or transferred to a separate beaker?

11.10 Colour Lovibond

Method followed and version number in use
What Items of equipment are used?
Which method is being used? Saybolt = Jet Lovibond = AVGAS
Are the colour standards in good condition?
Is the light source in full working condition and is the light source as specified in the method?

11.11 Vapour Pressure

Method followed and version number in use
What Items of equipment are used?
For DVPE is the equipment temperature set to 37.8ºC?
For RVP is the bath temperature 37.8ºC / 100ºF?
Is the thermometer calibrated?
Are you satisfied that the lab is aware of the requirements for chilling before sub-sampling?
Are you satisfied that the lab is aware that a vapour pressure test should only be carried out when a container is at least 70% full?
Are you satisfied that the lab carried out the full shaking and resting procedure for each sample?

11.12 Potential Gum

Are bombs fitted with anti bursting discs?
Is there a protective screen around the testing area and a sign in place?
Is the bath temperature at 100ºC?
Is the temperature device/thermometer calibrated?
Is the oxygen pressure line calibrated on an annual basis?
Are the charts and pens in good working order?1

11.13 Lead Content

Is the XRF equipment serviced and in good working order?
Is the equipment calibrated annually or when required?
Is a primary or secondary verification check run on a regular basis?
Is this information plotted graphically?
Is the glassware in a good clean condition?

11.14 Supercharge ASTM D909

Are drums of reference iso-octane, n-heptane and toluene provided by a valid supplier with a certificate of quality? (e.g. Phillips)
Is the TEL-B additive provided by a valid supplier (usually Octel, now called 'Innospec'), contained in a safe area and is the addition meter calibrated?
Are you satisfied that samples taken from the drums can not be contaminated by other fluids?
Are the burettes used for preparation of the octane reference mixtures calibrated?
Is the Supercharge engine calibrated on an annual basis?
Check IMEP: F/A curves for the reference mixtures are within the test recommendations as detailed in Section 11.1.2 and figure 4 of ASTM D 909
How are operators trained? (this is a difficult test requiring the engine to be set at a "light knock")

11.15 MON ASTM D 2700

Are drums of reference iso-octane, n-heptane and toluene provided by a valid supplier with a certificate of quality?
Are you satisfied that samples taken from the drums can not be contaminated by other fluids?
Are the burettes used for preparation of the octane reference mixtures calibrated?
Is the CFR engine calibrated on an annual basis?
Is the TEL-B additive (used for makng mixtures of >100 MON) provided by a valid supplier (usually Octel, now called 'Innospec'), contained in a safe area and is the addition meter calibrated?

12 Jet Fuel testing

12.1 Visual Appearance

Method followed and version number in use
What types of equipment are used?
Where a standard test method is not followed, does the laboratory have a documented internal procedure?
Is the visual appearance carried out in a suitable environment? (e.g. well lit, suitable background)
Are the following points covered: a) suitable container (if fuel transferred the whole content should be) b) temperature test conducted at c) create vortex (do not invert bottles) d) examine base, bulk and surface1

12.2 Density

Method followed and version number in use
What types of equipment are used?
For HYDROMETER : Are checks performed to ensure the paper scale is positioned correctly and the weight has not moved.
Is the temperature and density recorded simultaneously?
Is the density conversion to standard temperature performed correctly using the appropriate table?
How regularly is the thermometer calibrated? Are regular verification checks performs?
For DIGITAL METER : Is it confirmed as being clean before testing by checking the density of air?
Is the temperature measuring device calibrated annually?
How frequently is the equipment verified using air and water?

12.3 Flash Point

Method followed and version number in use
What types of equipment are used?
Is the thermometer/PRT calibrated?
Is a Certified Reference Material run annually?
Is a verification sample (sws) run regularly?
Do the equipment records confirm that verification checks are performed after parts a changed / servicing? (e.g. after the ignitor is changed)
Where a gas test flame is used, confirm it is the same size as the reference bead (on the test cup cover)
Where manual test is performed check that, a) an acceptable stirring rate is maintained throughout the test & stirring is stopped when the ignition source is applied b) application of ignition source is over a 3 second period (1 s for TAG) c) The heating rate is controlled at 1°C per minute

12.4 Distillation

Method followed and version number in use
What types of equipment are used?
Are the distillation flasks in good condition?
Is the equipment and measurement programme configured appropriately for the sample type? A) Correct size base plate used? (larger 50mm for Jet) (smaller 38mm plate for Avgas) (larger 50mm for Diesel) (smaller 38mm plate for Gasoline) B) Condenser temperature correct (0-4°C for jet as per specification) C) Final heat adjust at 93.5% (5ml residue + 1.5ml hold-up)
Is the temperature measuring device positioned at the correct height?
Is verification of the temperature measuring device carried out at least 6 monthly using Toluene and Hexadecane?
Is the level follower checked at least 6 monthly, and when replacing the receiver? Are the receivers matched to individual distillation units?
Is the equipment and PRT calibrated annually?
Is the actual distillation rate confirmed as being between 4-5 ml per minute before the results are accepted.
Are samples from groups 1 and 2 chilled prior to use?
Is the equipment cleaned properly between tests?
Where the barometric pressure is taken from an integrated barometer, is the reading verified at least 6 monthly.
Is the correct test data reported? How is it transferred into the reporting system?

12.5 Freezing Point

Method followed and version number in use
What types of equipment are used?
For MANUAL testing : Is an appropriate coolant used? (CO2 & solvent or mechanical refrigeration - liquid Nitrogen only permissible where freezing point is <-65°C)
Is there a moisture collar attached as per the method? Where dessicant type is used is it changed regularly?
Is the equipment set-up appropriately? (stirrer position / thermometer) A) Thermometer 10-15mm from base of sample tube? B) Stirrer not impacting base of sample tube and not breaking through the surface of the sample? C) Coolant level is above the level of the sample?
Is the sample stirred constantly, and observed regularly throughout the test?
Does the laboratory always record actual freezing points (rather than reporting “less than” data)? (this only applies to jet fuel) What temperature is the test stopped at / lowest temperature reported? (< results should only be reported when <-80°C)
Is the thermometer calibrated at the required points with corrections identified? (where corrections are required best practice is to produce a graph to aide correction) applicable a correction graph used to help with corrections between calibration points? with correction factors applied?
Are the thermometer corrections applied to the final result? Check a few data points to ensure the corrections are being applied correctly. Are the observed results documented too?
For AUTOMATIC testing: (note which model and software version is in use) Is a verification sample run regularly? (at least monthly) Is the known result traceable to the manual method?
Is the temperature measuring device calibrated periodically?
If using the PAC instrument; Is there a check between the reported freezing point and the detection point of the first crystals forming (Cd)? (Freezing point should be warmer than Cd value)….. Also, is there a check between freezing point and the Do value? (Do and freezing point should be within 2°C, if larger it 'could indicate contamination)
If using the Herzog Fibre-optic equipment; is the software version at least V22?

12.6 Microseparometer

Method followed and version number in use
What types of equipment are used?
Are the correct "Alumicel Coalescer" cells being used for Jet A-1? (Correct cells have yellow label with 'Jet Fuel' in black)
Is the cleaning cycle (stirring rod cleaned) performed twice?
Is the mechanical operation of the equipment calibrated/checked annually?
Is the calibration using white oil and aerosol (surfactant) carried out annually?
Are you satisfied that each test kit is being used only once?
Is the pipette used to add the water calibrated / checked regularly?

12.7 Thermal Stability by JFTOT

Method followed and version number in use
What types of equipment are used?
Is the JFTOT equipment located in an appropriate position?
Is the drying reagent in a valid condition and regularly changed?
Is the equipment calibrated 6 monthly / every 50 tests? Pressure transducer, aeration time, test time, flow rate, thermocouple temp.
Are the tubes being rated in a Visual Tube rator (ASTM D 3241) before and after each test? (check bulbs are working properly)
Is the thermocouple correctly positioned during the test? (39mm)
Do the visual standards appear to be in good condition? Is there a reference set available and is it stored in the dark, not used for testing? Are there periodic checks of the 'working set' against the reference) done to c. There should also be a reference set / taped over
Are the JFTOT tubes the approved (Alcor/Falex) tubes?
Are you satisfied that tubes are being used once only? (i.e. a new tube for each test every time)

12.8 Existent Gums

Method followed and version number in use
What types of equipment are used?
Are the gum beakers in a clean and well maintained condition?
Is the balance used calibrated annually?
Are intermediate checks carried out on the balance?
Are the block/bath temperature, and individual well temperatures calibrated annually?
Is the flow rate for STEAM/AIR calibrated annually? Each outlet shall be checked individually (D381 - Note 4 (8.1)) (should see the calibration of the flow meter used)

12.9 Aromatics

Method followed and version number in use
What types of equipment are used?
For FIA testing : Does the lab prepare and store the silica and fluorescent gels in accordance with the method?
Is the column packed using a vibration technique and the fluorescent gel positioned at the correct height in the column?
Is the marking of the column done in accordance with the method? a) ensure the dyed section has advanced at least 350mm into the analyser section before any readings are taken. b) ensure that markings are made correctly at the boundaries at each hydrocarbon zone c) for the second reading ensure that the dyed section has advanced at least a further 50mm and markings are made in the opposite direction (1 up and 1 down)
For HPLC testing : Does the laboratory verify the retention times and peak areas on a daily basis?

12.10 Smoke Point

Method followed and version number in use
What types of equipment are used?
Is the rule clean enough to allow a proper reading?
How is the equipment validated (bracketing standards or QC sample)?
Are new and used wicks being cleaned by refluxing in solvent using a sohxlet extractor?
Are wicks prepared so that 6mm projects from the end of the candle and is the wick cut cleanly (free of frayed ends)?

12.11 Naphthalene Content

Method followed and version number in use
What types of equipment are used?
How is the wavelength and absorbance checked / verified? At what frequency are checks performed?
Are the pipettes and volumetrics Grade A and in good condition?

12.12 Total Acidity

Method followed and version number in use
What types of equipment are used?
Are the staff calibrating the titration solvents and the dispensing equipment?
Are there records of solutions prepared for the methods?
Are solutions dated? (regular checks are required since solutions deteriorate)
Is nitrogen purged through the sample? Is the flow rate checked / verified?
Is the nitrogen dispenser calibrated to the correct flow rate?
Is the balance calibrated?
Are verification check weights used on a regular basis?

12.13 Mercaptans and Doctor Test

Method followed and version number in use
What types of equipment are used?
Is the glassware for doctor tests cleaned in the correct manner?
Are the staff calibrating the titration solvents and the dispensing equipment used for Mercaptans?
Are there records of solutions prepared for the methods?
Are solutions dated? (regular checks are required since solutions deteriorate)
Are the mercaptan electrodes in good condition?
Is the silver electrode coated each time before use?
Is the balance calibrated?
Are verification check weights used on a regular basis? 1

12.14 Total Sulphur

Method followed and version number in use
What types of equipment are used?
Is the equipment serviced annually?
How is the equipment calibrated? When was the calibration last carried out?
Is a blank and QC sample run at least daily? (may need more than 1 QC sample for high/low results)
If appropriate are the interior cells clean from fuel?

12.15 Viscosity

Method followed and version number in use
What types of equipment are used?
Is the bath at the required temperature (-20ºC for jet)
Is the thermometer calibrated?
Is the timing device calibrated?
Are the glass viscometers calibrated? Are primary or secondary standards run to confirm status of KV tubes?
Are drying tubes (filled with a dessicant) used to dry the air contained within viscometer to prevent icing?
Are samples run in duplicate (and recorded) and used to calc1ulate the final result?

12.16 Copper Corrosion

Method followed and version number in use
What types of equipment are used?
Are you satisfied with the condition and preparation of the copper strips?
Is the bath set at 100ºC?
Is the thermometer calibrated?
Are the corrosion standards in good condition? How does the laboratory ensure there is no deterioration of the colour standard?

12.17 Color Saybolt

Method followed and version number in use
What types of equipment are used?
Are the colour standards in good condition?
Is the light source in full working condition and is the light source as specified in the method?
Is the depth of fuel decreased by levels corresponding to the colour numbers until the colour of the sample is unmistakeably lighter than the colour standard? Is the colour number above this number reported?

12.18 FAME

Method followed and version number in use
What types of equipment are used?
For GCMS Testing : Are 2 calibration curves generated for each FAME component (0-10 mg/kg & 0-100 mg/kg) and the correlation confirmed as >0.985.
Is the full calibration set re-run after 25 samples or if the QC standard has an error of >5%
For HPLC Testing : Are the calibration standards run daily a the start of each run? Is the correlation confirmed as >0.995.
Is a blank and standard run with each sample batch, and the standard re-run after every sixth sample?

12.19 Particulate Content & Filtration Time

Method followed and version number in use
What types of equipment are used?
Is the equipment suitable for the 5 Litre filtration?
Is there an earthing device?
Are 0.8 micron filter papers being used?
Is the balance sensitivity sufficient?
Is the balance calibrated?
Are the colour standards in good condition?
If filtration time is measured, is a 47mm diameter paper flow reducer ring with dimensions to give a filtering area of 4.8 cm2 used as specified in Appendix A of MIL-DTL-83133?
If filtration time is measured, is a vacuum system that develops in excess of 67.5 kPa (20 inches of mercury) vacuum used as specified in Appendix A of MIL-DTL-83133?

12.20 Partical Size Distribution

Method followed and version number in use
What types of equipment are used?
Is the test portion and container prepared appropriately? (flushed at least 3 times and tumbled for 60 revolutions)
Is the equipment performance verified 6 monthly using a verification fluid?

12.21 Conductivity

Method followed and version number in use
Which item of equipment is used?
Is the temperature recorded at the time of measurement?
Is the thermometer calibrated?
Is the probe significantly covered with fuel to obtain a result?
Is the measurement taken in the sample container or transferred to a separate beaker?

13 Diesel Testing

13.1 Visual Appearance

Method followed and version number in use
Where a standard test method is not followed, does the laboratory have a documented internal procedure?
Is the visual appearance carried out in a suitable environment? (e.g. well lit, suitable background)
Are the following points covered: a) suitable container (if fuel transferred the whole content should be) b) temperature test conducted at c) create vortex (do not invert bottles) d) examine base, bulk and surface

13.2 Density

Method followed and version number in use
What items of equipment are used
For HYDROMETER testing : Are checks performed to ensure the paper scale is positioned correctly and the weight has not moved.
Is the temperature and density recorded simultaneously?
Is the density conversion to standard temperature performed correctly using the appropriate table? Is the appropriate hydrometer correction applied?
How regularly is the thermometer calibrated? Are regular verification checks performs?
For DIGITAL METER testing : Is it confirmed as being clean before testing by checking the density of air? (back to back product testing should not be done)
Is the temperature measuring device calibrated annually? (D4052 - 6.6 )
How frequently is the equipment verified using air and water? (D4052 section 10)

13.3 Flash Point

Method followed and version number in use
What items of equipment are used
Is the thermometer/PRT calibrated?
Is a verification sample run regularly?
Is a Certified Reference Material run annually?
Do the equipment records confirm that verification checks are performed after parts a changed / servicing? (e.g. after the ignitor is changed)
Is the equipment cleaned sufficiently in between each test?
Where manual test done, check that an acceptable stirring rate is maintained throughout the test, stirring is stopped when the ignition source is applied and application of ignition source is over a 3 second period. Also check heating rate of 1deg c per min

13.4 Distillation

Method followed and version number in use
What items of equipment are used
Are the distillation flasks in good condition?
Is the equipment and measurement programme configured appropriately for the sample type? A) Correct size base plate used? (larger 50mm for Jet) (smaller 38mm plate for Avgas) (larger 50mm for Diesel) (smaller 38mm plate for Gasoline) B) Condenser temperature correct (0-60°C for Diesel as per specification) C) Final heat adjust at 93.5%
Is the temperature measuring device positioned at the correct height?
Is the level follower checked at least 6 monthly, and when replacing the receiver? Are the receivers matched to individual distillation units?
Is verification of the temperature measuring device carried out at least 6 monthly using Toluene and Hexadecane?
Is the equipment and PRT calibrated annually?
Is the actual distillation rate confirmed as being between 4-5 ml per minute before the results are accepted?
Is the equipment cleaned properly between tests?
Where the barometric pressure is taken from an integrated barometer, is the reading verified at least 6 monthly.
Is the correct test data reported? How is it transferred into the reporting system?

13.5 Cloud Point

Method followed and version number in use
What items of equipment are used
For MANUAL testing : Is the correct Thermometer in use?
Does the test jar have the following : 1) A cork that is centrally bored. 2) An insulation disk placed under the test jar and which is approx 6mm thick. 3) A gasket placed around the test jar 25mm from the bottom and which is approx 5mm thick
Has the technician checked that the sample is at least 14C above the expected cloud point before commencement of the test?
Is the sample clear and bright? If not has the sample been dried appropriately?
Is the thermometer mounted so that it is just touching the bottom of the test jar?
Are the series of baths set at the correct temperature and is the sample moved between baths at the appropriate temperature?
Is the thermometer calibrated and verified every 6 months?
Are the thermometer corrections applied to the final result? Check a few data points to ensure the corrections are being applied correctly. Are the observed results documented?
For AUTOMATIC testing : Is a verification sample run regularly? (at least monthly) Is the known result traceable to the manual method?
Is the temperature measuring device calibrated periodically?
Does the test jar have the following : 1) A cork that is centrally bored. 2) An insulation disk placed under the test jar and which is approx 6mm thick. 3) A gasket placed around the test jar 25mm from the bottom and which is approx 5mm thick
Has the technician checked that the sample is at least 14C above the expected cloud point before commencement of the test?
Is the sample clear and bright? If not has the sample been dried appropriately?
Is the thermometer mounted so that it is just touching the bottom of the test jar?

13.6 Cold Filter Plugging Point

Method followed and version number in use
What items of equipment are used
For MANUAL testing : Is the correct Thermometer in use?
Does the test jar have the following: 1) A stopper that bored with three holes, for the pipette, thermometer and a venting hole. 2) An insulation disk placed under the test jar and which is approx 6mm thick. 3) Two gaskets placed around the test jar at the top and bottom and which is approx 5mm thick
Prior to the test is the 50 mls of the sample filtered through Durrieux 120 or Whatman no 3 filter papers at a temperature not less than 15C?
Is the stopwatch graduated to 0.2 secs or lower and has the accuracy been checked?
Is the correct vacuum applied (200mm +/- 1mm kPa water pressure)?
Is the thermometer calibrated and verified every 6 months?
For AUTOMATIC testing: (note which model and software version is in use) : Is the temperature measuring device calibrated periodically?
Does the test jar have the following: 1) A stopper that bored with three holes, for the pipette, thermometer and a venting hole. 2) An insulation disk placed under the test jar and which is approx 6mm thick. 3) Two gaskets placed around the test jar at the top and bottom and which is approx 5mm thick
Prior to the test is the 50 mls of the sample filtered through Durrieux 120 or Whatman no 3 filter papers at a temperature not less than 15C?
Is the apparatus checked at least twice per annum with a certified reference standard? Is a weekly check performed with a secondary standard?
Is the cooling bath set to the appropriate temperature for the product in question?

13.7 Aromatics

Method followed and version number in use
What items of equipment are used
Are the SCS1 and SCS2 standards made in accordance with the method?
Is the calibration curve linear and within the prescribed limits of the method?
Is there sufficient seperation between the peaks to ensure correct integration?

13.8 Total Sulphur

Method followed and version number in use
What items of equipment are used
Is the equipment serviced annually?
How is the equipment calibrated? When was the calibration last carried out?
Is a blank and QC sample run at least daily? (may need more than 1 QC sample for high/low results)
If appropriate are the interior cells clean from fuel?

13.9 Viscosity

Method followed and version number in use
What items of equipment are used
Is the bath at the required temperature?
Is the thermometer calibrated?
Is the timing device calibrated?
Are the glass viscometers calibrated?
Are primary or secondary standards run to confirm status of KV tubes?
Are samples run in duplicate (and recorded) and used to calculate the final result?

13.10 Copper Corrosion

Method followed and version number in use
What items of equipment are used
Are you satisfied with the condition and preparation of the copper strips?
Is the bath set at 50ºC?
Is the thermometer calibrated?
Are the corrosion standards in good condition? How does the laboratory ensure there is no deterioration of the colour standard?

14 Fuel Oil Testing

14.1 Density

Method followed and version number in use
What item of equipment is used?
For Hydrometer testing : Are checks performed to ensure the paper scale is positioned correctly and the weight has not moved.
Is the temperature and density recorded simultaneously?
Is the density conversion to standard temperature performed correctly using the appropriate table? Is the appropriate hydrometer correction applied?
How regularly is the thermometer calibrated? Are regular verification checks performs?
For DIGITAL METER testing : Is it confirmed as being clean before testing by checking the density of air? (back to back product testing should not be done)
Is the temperature measuring device calibrated annually? (D4052 - 6.6 )
How frequently is the equipment verified using air and water? (D4052 section 10)

14.2 Flash Point

Method followed and version number in use
What item of equipment is used?
Is the thermometer/PRT calibrated?
Is a verification sample run regularly?
Is a Certified Reference Material run annually?
Do the equipment records confirm that verification checks are performed after parts a changed / servicing? (e.g. after the ignitor is changed)
Is the equipment cleaned sufficiently in between each test?
Where manual test done, check that an acceptable stirring rate is maintained throughout the test, stirring is stopped when the ignition source is applied and application of ignition source is over a 3 second peiod. Also check heating rate of 1deg c per min

14.3 Pour Point

Method followed and version number in use
What item of equipment is used?
For MANUAL testing : Is the correct Thermometer in use?
Does the test jar have the following: 1) A cork that is centrally bored. 2) An insulation disk placed under the test jar and which is approx 6mm thick. 3) A gasket placed around the test jar 25mm from the bottom
Has the technician checked the thermal history of the sample?
For fuels with an expected pour point of >-33C, the specimen should be heated without stirring to 9C above the expected pour but to at least 45C, in a bath maintained at 12C above the expected pour but at least 48C. Has the technician followed this?
Is the thermometer mounted so that the thermometer bulb is immersed so the beginning of the capillary is 3mm below the surface of the specimen?
Are the series of baths set at the correct temperature and is the sample moved between baths at the appropriate temperature?
Is the jar tilted for a minimum amount of time to establish movement before being returned to the bath? Is the jar held horizontally for 5 secs to establish the pour point? Is 3 deg C added to the test result in reporting the pour point?
Is the thermometer calibrated and verified every 6 months?
Are the thermometer corrections applied to the final result? Check a few data points to ensure the corrections are being applied correctly. Are the observed results documented?
For AUTOMATIC testing : Is a verification sample run regularly? (at least monthly) Is the known result traceable to the manual method?
Is the temperature measuring device calibrated periodically?
Does the test jar have the following: 1) A cork that is centrally bored. 2) An insulation disk placed under the test jar and which is approx 6mm thick. 3) A gasket placed around the test jar 25mm from the bottom
Has the technician checked the thermal history of the sample?
For fuels with an expected pour point of >-33C, the specimen should be heated without stirring to 9C above the expected pour but to at least 45C, in a bath maintained at 12C above the expected pour but at least 48C. Has the technician followed this?
Is the jar tilted for a minimum amount of time to establish movement before being returned to the bath? Is the jar held horizontally for 5 secs to establish the pour point? Is 3 deg C added to the test result in reporting the pour point?
Is the thermometer mounted so that the thermometer bulb is immersed so the beginning of the capillary is 3mm below the surface of the specimen?

14.4 Total Acidity

Method followed and version number in use
What item of equipment is used?
Are the staff calibrating the titration solvents and the dispensing equipment?
Are there records of solutions prepared for the methods?
Are solutions dated? (regular checks are required since solutions deteriorate)
Is nitrogen purged through the sample?
Is the nitrogen dispenser calibrated to the correct flow rate?
Is the balance calibrated?
Are verification check weights used on a regular basis?

14.5 Total Sulphur

Method followed and version number in use
What item of equipment is used?
Is the equipment serviced annually?
How is the equipment calibrated? When was the calibration last carried out?
Is a blank and QC sample run at least daily? (may need more than 1 QC sample for high/low results)
If appropriate are the interior cells clean from fuel?

14.6 Viscosity

Method followed and version number in use
What item of equipment is used?
Is the bath at the required temperature?
Is the Fuel oil pretreated as per the method? Is the fuel oil filtered through a 75 micron filter into tubes? Is care taken to ensure the sample does not fall below the test temperature?
Is the thermometer calibrated?
Is the timing device calibrated?
Are the glass viscometers calibrated?
Are primary or secondary standards run to confirm status of KV tubes?
Are samples run in duplicate (and recorded) and used to calculate the final result?

14.7 Hot Filtration

Method followed and version number in use
What item of equipment is used?
Is the Fuel oil pretreated as per the method? Is the fuel oil mixed and tested for homogeneity? Is care taken to ensure the sample is tested at the correct temperature?
Is the correct vacuum applied?
Is the Fuel oil transferred without touching the sides of the filter unit?
Is the correct solvent and portions used as per the method requirements for washing?
Are filters dried under the correct conditions before and after the test run?
Are samples run in duplicate (and recorded) and used to calulate the final result?

9 Any other comments or information

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