Temperature, ˚C

Name

Mass fraction, %

<200

Volatile components

5.8

200 - 340

Alkylbenzenes

5.8

340 - 600

Oxidized oligomers

5.0

600 - 720

Semicoke

0.8

720 - 850

Middle temperature coke

3.3

>850

High temperature coke

1.7