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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| QB/T 1914-2013 |
Determination of mean relative molecular weight of alkyltrimethylammonium halide and alkyldimethylbenzylammonium halide by GC 脂肪烷基三甲基卤化铵及脂肪烷基二甲基苄基卤化铵平均相对分子质量的测定 气相色谱法 |
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Standards alkyltrimethylammonium |
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