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| International Standard Category: Plastics pipes and fittings for non fluid use |
GB/T 39994-2021 Determination of six metal elements (iron, calcium, magnesium, zinc, titanium,copper) in polyolefin pipe system
聚烯烃管道中六种金属（铁、钙、镁、锌、钛、铜）的测定 ;
| Category No.: | 83.140.30 | Valid Status: | valid |
| Issued Organization: | SAMR; SAC | Issued Date: | 2021-04-30 |
| Implemented Date: | 2021-11-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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