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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 8038-2023 |
Coked toluene - Determination of hydrocarbon impurity content - Gas chromatography {译} 焦化甲苯 烃类杂质含量的测定 气相色谱法 |
China National Standards Toluene Determination hydrocarbon |
 English PDF |
| GB/T 8038-2009 |
Toluene of coal carbonization-determination of hydrocarbon impurities gas chromatographic method 焦化甲苯中烃类杂质的气相色谱测定方法 |
China National Standards Toluene Determination hydrocarbon |
English PDF |
| GB/T 3144-1982 |
Toluene--Determination of hydrocarbon impurities--Gas chromatographic method 甲苯中烃类杂质的气相色谱测定法 |
China National Standards Toluene Determination hydrocarbon |
English PDF |
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