PPE Use Standard (SSP-0011) Y Full Face Shield / Goggles Hood Clothing—Chemical Protection Gloves—Chemical Personal Fall Protection Respirator / Filter Mask Supplied Air Job Hazards Y es Job Hazards Y es Access and EgressMoving Parts Activities of OthersNoise Adverse WeatherRail Movement Chemical ExposureSharp Edges ElectricitySlips, Trips, and Falls FatigueStatic Electricity Fire and ExplosionTrip Injuries Ground ContaminationTrapped Pressure Manual HandlingWorking at Height Other: References / Documents  MSDS on Diesel  Unit Safe Upper & Lower Limits Spreadsheet AreaUnitOperating Procedure #Certified byRevision #DatePage 3LabOPS-LB-XX-XXX of 2 Cloud and Pour Test Environmental  All unused samples must be dumped into the Slop Tank on west side of Octane room. All samples MUST be properly labeled. Special Instructions  This procedure is to be used every time a Cloud and Pour test is run.  Any problems, notify Shift Supervisor or Duane Chaisson. Cloud and Pour Test 1Filter material with five filter papers. 2Make sure glassware is clean. 3 Fill cold test jar to designated line on jar (about 50%). a.The cold test jar for the cloud test is blacked out on the bottom. b.The cold test jar for the pour test is clear on the bottom. 4Fit cork ring to cold test jar to stabilize jar while in testing chamber. 5Check to see if both glass probes are not broken in 2 Place Unit. 6 Place cold test jar for pour test into the left side (P-1) testing chamber and seal off with cover screw cap. a. Press P-1 – Start – Enter on display panel. 7 Place cold test jar for cloud test into right side (P-2) testing chamber and seal off with cover screw cap. a. Press P-2 – Start – Enter on display panel. 8When each test is completed, a bell signal will sound and results will appear on display panel. 9 When each test is completed: a.Press Stop Bell, P-1 or P-2, Stop, Yes (for terminating test), then enter on display panel. b.Unscrew cap and remove beaker. *Both P1 and P2 are pour point units. 10Carefully wipe dry the glass probes before putting back in holder. Make sure there is not a liquid build-up in holder. Scope / Objective Note: This procedure is only valid at the time of printing. The control version can be found on the Meraux Refinery intranet. Completed Date:Prepared By:Approved By: EquipmentMaterials and Reagents

AreaUnitOperating Procedure #Certified byRevision #DatePage 3LabOPS-LB-XX-XXX of 2 Cloud and Pour Test Continued 11 Wait about minutes before running another test, allow a warming-up period. a.If you suspect a cloud result that is out of the normal range, clean the probe with methanol and wipe clean the two black discs at the probe end, and run sample again. b.If you suspect a pour result that is out of the normal range, squirt methanol into the two holes of the underside pour top and swab out the holes, and run sample again. Note: This procedure is only valid at the time of printing. The control version can be found on the Meraux Refinery intranet. Completed Date:Prepared By:Approved By: Cloud and Pour Test in 6 Place Unit Positions 1, 3 and 5 are Cloud point units. Positions 2, 4 and 6 are Pour point units. 1Press Unit number, then on. 2At end, press Alarm Button, then Unit number, then off.