Fluorinated 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氟代甲烷类一氟三氯甲烷（CFC-11）、二氟二氯甲烷（CFC-12）、二氟一氯甲烷（HCFC-22）的组分分析的试验方法。
本标准适用于分析质量分数不低于99.0%的工业用氟代甲烷类一氟三氯甲烷（CFC-11）、二氟二氯甲烷（CFC-12）、二氟一氯甲烷（HCFC-22）的含量。
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