净化剂

The product is used in the absorbance of acidgas,nonionic surfactant,emulsifier,polishing agent and industrial gas purificant.

用于酸气吸收，非离子表面活，乳、擦光和工业气。

The two simple methods can be employed to check the performance of depurant uesed in the analysis of residual pesticide.

这两种方法可以方便地查出农药残留分析中能。