Crude Library: the Crude Atlas
Crude Atlas
- Grades
- 121
- Assays
- 65
- Fields
- 78
Alaskan North Slope
BlendNorth America / United States
API gravity32.3°API
Total sulfur sour1.040wt%
Density at 15°C0.8635g/cm³
Assay · 21 Nov 2025
Typical fit Catalytic Cracking & HydrotreatingNi+V 41.27 ppmmoderate FCCAcidity Low (<0.5 mg KOH/g)
Whole-crude properties
- Total acid numbermg KOH/g
- 0.41
- Viscosity at 20°CcSt
- 10.21
- Viscosity at 40°CcSt
- 6.28
- Pour point°C
- -54
- Reid vapor pressurekPa
- 48.3
- Nickelppm
- 11.7
- Vanadiumppm
- 29.6
- Total nitrogenppm
- 1,725
- Total metals (Ni + V)ppm
- 41.3