Crude Oils

Bonny Light Crud Oil from Nigeria

Property	Measured	Blended Back
Gravity, API	35.4	35.8
Gravity, SG	0.8478	0.8459
Sulfur, wt%	0.14	0.14
Hydrogen, wt%	–	13.2
Total Nitrogen, ppm	–	1030
Acid Number, mg KOH/g	0.27	0.25
Pour Point, °F / °C	0 / -18	0 / -18
Characterization Factor (K-Factor)	–	11.9
Viscosity, cSt at 40 °C (104 °F)	3.14	–
Viscosity, cSt at 50 °C (122 °F)	2.90	2.90
Vanadium, ppm	–	0.4
Nickel, ppm	–	3.6
MCR, wt% (Micro Carbon Residue)	–	0.99
Ramsbottom Carbon, wt%	–	0.93
Asphaltenes (H.C7), wt%	–	0.007

Escalante Crude Oil – Argentina

Property	Value
API Gravity	24.1
Sulphur (wt%)	0.19
Reid Vapour Pressure (kPa)	10
Hydrogen Sulphide (ppm)	< 1
Density @ 15°C (g/mL)	0.9093
Pour Point (°C)	–1
Kinematic Viscosity
– @ 16°C (mm²/s or cSt)	2,120
– @ 38°C (mm²/s or cSt)	307
Yield on Crude (volume %) – Boiling Range
IBP–74°C	2%
74–204°C	10%
204–274°C	9%
274–371°C	13%
371–538°C	24%
>538°C	43%
Metals (ppm)
Iron	4
Nickel	1
Sodium	5
Vanadium	1
Other Elements
Nitrogen (wt%)	0.29

Cabinda Crude Oil from Angola

Property	Measured	Blended Back
API Gravity (°API)	32.5	32.8
Specific Gravity (SG)	0.8628	0.8610
Sulfur (wt%)	0.12	0.13
Total Nitrogen (ppm)	—	2020
Hydrogen (wt%)	—	13.1
Acid Number (mg KOH/g)	0.06	0.06
Pour Point (°F / °C)	60 / 16	60 / 16
Kinematic Viscosity at 40°C (cSt)	13.2	—
Kinematic Viscosity at 50°C (cSt)	—	9.90
K-Factor (Characterization Factor)	—	12.3
Vanadium (ppm)	—	2.2
Nickel (ppm)	—	16
Micro Carbon Residue (MCR, wt%)	—	3.6
Ramsbottom Carbon (wt%)	—	3.4
Asphaltenes (H.C7) (wt%)	—	0.17

Nemba Crude Oil from Angola

Palanca Crude Oil from Angola

Property	Measured	Blended Back
API Gravity (°API)	37.2	38.4
Specific Gravity (SG)	0.8388	0.8329
Sulfur (wt%)	0.18	0.17
Total Nitrogen (ppm)	—	1080
Hydrogen (wt%)	—	13.6
Acid Number (mg KOH/g)	0.03	0.04
Pour Point (°F / °C)	50 / 10	50 / 10
Kinematic Viscosity at 40°C (cSt)	4.52	—
Kinematic Viscosity at 50°C (cSt)	—	3.90
K-Factor (Characterization Factor)	—	12.1
Vanadium (ppm)	—	1.1
Nickel (ppm)	—	1.4
Micro Carbon Residue (MCR, wt%)	—	1.43
Ramsbottom Carbon (wt%)	—	1.38
Asphaltenes (H.C7) (wt%)	—

Basra Light Curde Oil from Iraq

Property	Value
1. Reid Vapor Pressure (psi)	7.0
2. Specific Gravity @15.6/15.8°C	0.8546
3. API Gravity @16.6°C	34.1
4. Water Content (vol%)	0.02
5. Salt (NaCl), ppm	5.0
6. Sulfur (wt%)	1.1
7. Asphaltenes (wt%)	1.2
8. Pour Point (°C)	-27
9. Kinematic Viscosity (cSt)	@ 9.8 unspecified temp
10. Kinematic Viscosity (cSt) @100°F	6.394
11. Flash Point (°C)	< 20
12. Nitrogen Content (wt%)	1.04
13. Total Base Number (mg KOH/g)	0.06
14. Gross Heating Value (cal/g)	10,610
15. Characterization Factor (Kuop)	12.0
16. Conradson Carbon Residue (wt%)	3.95

Distillation Yield (°C, Vol%)

Rebco Crude Blend Crude Oil from Iraq

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