杂质检查 meaning in English

determination of foreign matter

The impurity of drug and check of the impurity
药物的杂质及杂质检查
Determination of small molecular weight impurity in chondroitin sulfate injection
硫酸软骨素注射液小分子杂质检查方法研究
Operating methods for the tests and assays of drugspart 3 : methods for the tests of impurities in pharmaceutical chemicals
药品检操作规程.第3部分:化学原料药杂质检查法
For the test of dissolution or release , the range should be 20 % of the limit
若含量测定与杂质检查同时测定，用百分归一化法，则线性范围应为杂质规定限度的- 20 %至含量限度的20 % 。
If the content determination and impurities test are to be done with normalization method simultaneously , the linear range should be - 20 % of the provided limit of impurity to + 20 % of the provided limit of content
若含量测定与杂质检查同时测定，用百分归一化法，则线性范围应为杂质规定限度的- 20 %至含量限度的20 % 。