GB/T 8038-2009 in English
SUPERSEDEDToluene of coal carbonization—Determination of hydrocarbon impurities gas chromatographic method
- Issued on:2009-07-08
- Implemented on:2010-04-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
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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)。
Scope
This standard specifies the principle, sampling, reagents, instruments and materials, preparation work, test procedures, result calculation and precision of gas chromatographic determination of hydrocarbon impurities in coking toluene. This standard is applicable to the determination of hydrocarbon impurities in coking toluene, including benzene, C8 aromatic hydrocarbons and non-aromatic hydrocarbons up to n-nonane. The determination range of each group of impurities is 0.01%~0.03% (mass fraction).

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