Any hydrocarbon present in the H2S gas has the same effect on the system as hydrocarbon in the spent acidfeed stream.
H2S气体中的任何碳氢化合物与废酸原料流中的碳氢化合物一样，对该体系的作用是相同的。
2
Propionic acid and its salts are important feed preservatives.
丙酸及其盐是重要的饲料防腐剂。
3
The effects of catalyst quantity, acetic alcohol mole ratio, acetic acid and ethyl alcohol feed site, reflux ratio and reflux composition on the process are investigated.