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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 35771-2017 |
Determination of dimethyl sulfate and diethyl sulfate in cosmetics—Gas chromatography-mass spectrometry method 化妆品中硫酸二甲酯和硫酸二乙酯的测定 气相色谱-质谱法 |
China National Standards Determination dimethyl sulfate |
 English PDF |
| GB/T 6609.18-2004 |
Chemical analysis methods and determination of physical performanceof alumina--Determination of sulfate content--N，N-dimethyl-P-phenylenediamine spectrophotometric method 氧化铝化学分析方法和物理性能测定方法 N，N-二甲基对苯二胺分光光度法测定硫酸根含量 |
China National Standards Determination dimethyl sulfate |
English PDF |
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