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C1 Grade Fuel Specifications

Learn about the C1 grade kerosene fuel specifications as per BS 2869. It is also known as C1 Kerosene.

BS 2869 Specifications of C1 Grade Fuel

C1 grade oil or C1 kerosene is an extremely low sulphur kerosene with a high smoke point and clean burning. It is a suitable fuel for home heating applications as it does not produce any acidic gases during its combustion. It can also be used in horticulture applications where carbon dioxide and heat are required.

Below is the table that gives a detailed overview of the specifications of C1 grade oil as per BS 2869.

BS 2869 C1 Kerosene Specifications

Parameter

Maximum

Minimum

Typical

Unit

Appearance

Clear & bright, pale yellow, free from visible sediments

Char value (1)

10

3

mg/kg

Copper corrosion (2 hrs at 100°C)

1

1

Class

Density at 15°C

0.82

 

0.775

kg/m³

Distillation recovery

at 200°C

60

15

% (v/v)

at 240°C

50

% (v/v)

Final boiling point

280

°C

Flashpoint (PMCC)

43

°C

Gross calorific value (2)

46,500

J/g

Kinematic viscosity at 40°C

2

1.1

mm²/s

Net calorific value (2)

43,000

J/g

Smoke point

34

mm

Sulphur

0.04

<0.04

% (m/m)

Water content

200

<100

mg/kg