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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 31401-2015 |
Fluorinated alkane—Determination of chloride (Cl―)—Turbidimetry 氟代烷烃 氯化物（Cl―）的测定 浊度法 |
China National Standards alkane—Determination |
 English PDF |
| GB/T 31400-2015 |
Fluorinated alkane—Determination of non condensable gas(NCG)—Gas chromatography 氟代烷烃 不凝性气体(NCG)的测定 气相色谱法 |
China National Standards alkane—Determination |
English PDF |
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