CHARACTERISTICS

UNITS

MURBAN

ARAB LIGHT

ARAB MEDIUM

IRANIAN HEAVY

IRANIAN LIGHT

OMAN

NORTH FIELD CONDENSATE

Density at 15⁰ C (Min/ Max)

Kg/m³

826-830

850-870

860-880

860-880

840-860

858-865

760-780

API Gravity

–

39.72-38.90

34.89-31.06

32.85-29.21

32.96-29.21

36.87- 32.85

33.33- 32.00

54.62-49.83

Barrel per Tonne

–

7.629-7.592

7.413-7.424

7.326-7.160

7.326-7.160

7.501-7326

7.344-7.284

8.293-8.080

Viscosity at 20⁰ C

mm²/s

–

15.4

–

–

–

–

–

Viscosity at 37.8⁰ C

mm²/s

3.33

5.5

9.76

10.6

8.13

8.66

1.02

Viscosity at 50⁰ C

mm²/s

2.53

0

7.17

8.67

4.37

7.23

Pour Point

⁰C

-6

-33

-67

-15

-18

-30

Reid Vapour Pressure at 37.8⁰ C

kPa

35.31

35.99

36.81

38.04

41.61

35.47

34

Total Sulphur

%Wt

0.8

1.840

2.5

1.85

1.5

1.09

0.25

Mercaptane Sulphur

ppm

23

0

42

47

52

34

679

Hydrogen Sulphide

ppm

0

0.5

3

0

2

0

13

Acidity

mg KOH/g

0.06

0.07

0.2

0.14

0.1

0.34

0.06 max

Nickel

ppm

4

6

11

25.5

14

8