Motor Spirit


NIGERIAN NATIONAL PETROLEUM CORPORATION (NNPC)    SPECIFICATIONS

TABLE 2: REQUIREMENTS FOR PREMIUM MOTOR SPIRIT (PETROL) - (GASOLINE)

PROPERTY

LIMITS

TEST METHOD

ASTM

Appearance

Clear and Bright

Visual

Colour

Ox Blood Red

Visual

Free Water

Nil

Visual

Suspended Matter

Nil

Visual

Specific Gravity at 15/150C

(max)

0.720 0.780

 

Distillate Evaporated at;
70oC, %(viv), max.
125oC, %(viv), max.
180oC, %(viv), max.

 

10
50
90

 

 

 

 

End Boiling Point, 0C (.max)

210

 

Copper Corrosion, 3h at 500C

(max).

Class 1b

 

Sulphur Content, %(m/m) max.

0.10

 

Existent Gum (solvent-washed)

mg/100mL, max.

4

 

Oxidation Stability, 0C (min).

360

 

Reid Vapor Pressure, kPa

(max.)

62.0 (9 psi)

 

Lead Content, max.

5ppm

 

Benzene, %m/m (max)

2.0

 

RON, min

90

 

Diesel Index, (min.)

47

 

 

Certificate of Analysis,  Gasoline 95 October