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Crude Oils

Test ItemsUnitMethodTest ItemsUnitMethod
API Gravity API Gravity @60°FGrades APIASTM D1298-24Potassiummg/kgIP 501/05
Density at 15℃kg/mASTM D1298-24Acid NumbermgKOH/gASTM D664-24
Flash PointASTM D93-25Nitrogenmg/kgASTM D4629-24
Kinematic Viscosity Cin Viscosity @122°Fmm²/sASTM D445-24Organic Chlorides%UOP-779
Kinematic Viscosity Cin Viscosity @122°FSSFASTM D445-24Hydrogen Sulfide (Vapor) H2S (Vapor)mg/kgASTM D5705-20
Sulfur%m/mASTM D4294-24Hydrogen Sulfide (Liquid) H2S (Liquid)mg/kgUOP-163
Ash / Carbon Residue%m/mastm d482-19 / d4530-25Xylene/Salt content Xylene/Salt% / mg/kgastm d6730-22 / d3230-19
Pour Pointastm d97-176(2022)Distillation Simulated Distillation-ASTM D1160-24
Water by Distillation% v/vASTM D95-23e1Start Point-ASTM D1160-24
Water and Sediment% v/vASTM D1796-225% / 10% Recovery Temperature-ASTM D1160-24
Total Sediment Sediment by Extraction%m/mIP 37520% - 90% Recovery Temperatures by GradeASTM D1160-24
Carbon Aromaticity Index CCAI1ISO 8217: 2024Final PointASTM D1160-24
Gross/Net Heat of CombustionMJ/kgASTM D4868-17Total Recovered%ASTM D1160-24