| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| HJ 1297-2023 | English | 329 |
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Days<=4
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Technical specification for Two-dimensional code identification of pollutant discharge outlet of pollutant discharge unit
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HJ 1297-2023
| Valid |
HJ 1297-2023
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