| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| HJ 1227-2021 | English | 789 |
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Days<=6
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Water quality - Emergency determination of volatile organic compounds - Portable headspace/gas chromatography-mass
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HJ 1227-2021
| Valid |
HJ 1227-2021
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