Toluene of coal carbonization—Determination of hydrocarbon impurities gas chromatographic method
全国钢标准化技术委员会
本标准规定了焦化甲苯中烃类杂质的气相色谱测定的原理、采样、试剂、仪器和材料、准备工作、试验步骤、结果计算、精密度。本标准适用于焦化甲苯中烃类杂质，包括苯、C8芳烃直至正壬烷的非芳烃的测定，对每组杂质的测量范围是0.01%～0.03%（质量分数）。
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