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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| HG/T 3501-2011 |
Chemical reagent.Determination of the effective plate number of solid support in a gas chromatography 化学试剂 气相色谱用载体有效塔板数的测定 |
China Chemical Industry
Standards Chemical reagent Determination |
 English PDF |
| HG/T 4103-2009 |
Chemical reagent. General method for the determination of organic nitrogen compounds 化学试剂 有机氮化合物测定通用方法 |
China Chemical Industry
Standards Chemical reagent Determination |
English PDF |
| HG/T 4015-2008 |
Chemical reagent. General method for the determination of pH ranges corresponding the colour transition of acid-base indicators 化学试剂 酸碱指示剂pH变色域测定通用方法 |
China Chemical Industry
Standards Chemical reagent Determination |
English PDF |
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