For purebenzene and other chemical products, the current is at a relatively high risk factor of time.
对于纯苯等化工产品,当前正处在一个风险系数相对较高的时期。
2
The research result of removal of CS2 in coking purebenzene with granular active carbon is presented.
介绍了采用粒状活性炭脱除焦化纯苯中CS2的研究结果。
3
Compared with sulfuric acid process, under the premise of ensuring purebenzene quality, the pollution of tar acid and waste water contained with acid on environment can be eliminated.