Test method of styrene for industrial use—Part 1:Determination of purity and hydrocarbon impurities—Gas chromatography
全国化学标准化技术委员会(SAC/TC 63)
GB/T 12688的本部分规定了工业用苯乙烯的纯度及烃类杂质测定的气相色谱法。
本部分适用于纯度（质量分数）不低于99%、烃类杂质浓度（质量分数）范围为0.001%～1.000%的苯乙烯的测定。
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