Chinese Standard: GB/T 24199-2009

Refined pyridine—Determination of pyridine content—Gas chromatographic method

全国钢标准化技术委员会

本标准规定了纯吡啶中吡啶含量气相色谱法测定的原理、试剂和材料、仪器、试样的采取和制备、试验步骤、结果计算和精密度。本标准适用于从煤焦油、剩余氨水、硫铵母液制取的粗轻吡啶，经精馏制得的纯吡啶中吡啶含量的测定。测定范围：≥99.0％的纯吡啶产品。

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