摘要
介绍了重结晶法、蒸馏法、萃取法。
Several preparation methods of the pesticide standard substances, such as recrystallization, distillation, extraction, chromatogram, etc., and the content data process unanimously agreed upon by some laboratories are present.
关键词
农药
标准物质
制备
数据处理
pesticide standard substances preparation data process