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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 40704-2021 |
Natural gas—Determination of odorant tetrahydrothiophene—On-line sampling gas chromatography method 天然气 加臭剂四氢噻吩含量的测定 在线取样气相色谱法 |
China National Standards thiophene |
 English PDF |
| GB/T 14327-2009 |
Determination of thiophene content in benzene 苯中噻吩含量的测定方法 |
China National Standards thiophene |
English PDF |
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