Acid tar compound for artificial colors

问题描述:

Acid tar compound for artificial colors
Sodium Dehydroacetate
Potassium Propionate
Benzoic acid
这些翻译成中文,分别是什么啊,
Acid tar compound for artificial colors这个中文是什么意思,

Sodium Dehydroacetate 脱氢醋酸钠
Potassium Propionate 丙酸钾
Benzoic acid 苯甲酸,安息酸