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| International Standard Category: Metrology and measurement. Physical phenomena |
JJG 499-2004 Verification Regulation of Precision Dew-point Hygrometers
精密露点仪检定规程 ;
| Category No.: | 17 | Valid Status: | superseded |
| Issued Organization: | AQSIQ | Issued Date: | 2004-06-04 |
| Implemented Date: | 2004-12-1 | Abolished Date: | |
| Superseded Standard.: | JJG 499-2021 |
Superseded Date: | 2022-6-28 |
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