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| International Standard Category: Metrology and measurement. Physical phenomena |
JJG 1012-2006 Verification Regulation of On-line Automatic Determination of Chemical Oxygen Demand (COD)
化学需氧量(COD)在线自动监测仪检定规程 ;
| Category No.: | 17 | Valid Status: | superseded |
| Issued Organization: | AQSIQ | Issued Date: | 2006-5-23 |
| Implemented Date: | 2006-8-23 | Abolished Date: | |
| Superseded Standard.: | JJG 1012-2019 On-line Automatic Determinators of Chemical Oxygen Demand (COD) |
Superseded Date: | 2020-3-31 |
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