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Chinese Standard: GB/T 21541-2008

Chlorinated methanes for industrial use—Determination of purity—Gas chromatography

全国化学标准化技术委员会有机分会(SAC/TC 63/SC 2)

本标准规定了工业用二氯甲烷(CH2Cl2)、三氯甲烷(CHCl3)、四氯化碳(CCl4)组分测定的试验方法。
本标准适用于不以环戊烯为稳定剂的工业用二氯甲烷(CH2Cl2)、三氯甲烷(CHCl3)、四氯化碳(CCl4)及其杂质含量的测定。

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