A improved process of p-amino-N,N-dimethylaniline applied caustic soda solution as materials was introduced.
阐述了采用(性钠溶)代水生产对-N,N-甲苯胺的方法。
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So they make a salt of benzoic acid by reacting it with sodium hydroxide — aka lye or caustic soda — to make sodium benzoate.
所他们通过与氢氧化钠——就是碱液或苛性钠——反苯甲酸盐。
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