A improved process of p-amino-N,N-dimethylaniline applied caustic soda solution as materials was introduced.
阐述液碱(苛性钠溶液)代替氨水对氨基-N,N-二甲基胺的方法。
As caustic solution prewashing of FCC gasoline discharges lots of lye, it is nec essary to improve the process.
苛性碱液对汽油进行预碱洗时易量废碱液,为彻底消除废液提出固体碱预处理代替苛性碱液预碱洗的方法。
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