What is the composition of crude benzene from coking, and what are the approximate percentage levels of each component?
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Those who know and would like to share, please advise~!
It’s hard to say; it depends on factors such as the quality of the coal and the manufacturing process. Different coal qualities, processes, and operating conditions result in different compositions of crude benzene
Composition distribution of coked crude benzene
Name Content (wt.%)
Water 0.07
Carbon disulfide 0.17
Thiophene 0.64
Pentene 0.59
Cyclopentane 0.69
1,3-Pentadiene 0.82
Cyclobutane 0.12
Benzene 65.02
Toluene 14.56
Styrene 1.23
Pyridine 0.55
**Naphthol 0.28
Dodecane 0.23
Naphthalene 2.73
Quinoline 0.28
Methylnaphthalene 4.56
Indene 1.51
p-Xylene 0.82
m-Xylene 2.01
o-Xylene 0.69
Trimethylbenzene 0.45
Methylcyclohexane 0.07
Ethylbenzene 0.31
Trimethylcyclohexane 0.15
Methylnaphthalene 0.18
Cyclooctane 0.1
Cyclohexane 0.02
Others 1.15
For reference only! Agree with what was said on the 2nd floor; if it is to be used in design, it’s best to conduct sampling analysis.
Name Content (wt.%)
Water 0.07
Carbon disulfide 0.17
Thiophene 0.64
Pentene 0.59
Cyclopentane 0.69
1,3-Pentadiene 0.82
Cyclobutane 0.12
Benzene 65.02
Toluene 14.56
Styrene 1.23
Pyridine 0.55
**Naphthol 0.28
Dodecane 0.23
Naphthalene 2.73
Quinoline 0.28
Methylnaphthalene 4.56
Indene 1.51
p-Xylene 0.82
m-Xylene 2.01
o-Xylene 0.69
Trimethylbenzene 0.45
Methylcyclohexane 0.07
Ethylbenzene 0.31
Trimethylcyclohexane 0.15
Methylnaphthalene 0.18
Cyclooctane 0.1
Cyclohexane 0.02
Others 1.15
For reference only! Agree with what was said on the 2nd floor; if it is to be used in design, it’s best to conduct sampling analysis.