Dca , or dichloroacetic acid , is an analogue of acetic acid in which chlorine atoms replace two of the three hydrogen atoms on the methyl group .
dca也叫二氯乙酸或二氯醋酸,是一种类似乙酸的化合物,但乙基团上有两个氢原子被氯原子所取代。
A strong acid made by chlorinating acetic acid .
用氯处理乙酸而制成的一种强酸。
Relating to or containing acetic acid .
关于或含有乙酸、醋酸的。
Objective : to found a method to detect the residual solvents of penicillin sodium for injection : butanol , acetic ether and butyl acetate .
摘要目的:建立一种气相色谱法同时测定注射用青霉素钠中有机溶剂丁醇、乙酸乙酯、乙酸丁酯残留量的方法。
Conclusion : both methods are applicable for the quality control of triptolide alcohol , yet the separation and determination outcome were better for the sample treated with acetic ether .