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HJ 550-2015 Active
HJ 550-2015 Water quality determination of cobalt using the spectrophotometric method of 5-chloro-2-(pyridylazino)-1,3-diaminobenzene
General Product Information
| Document Type | Industry standards-Environmental protection |
|---|---|
| Standard Status | Active |
| Standard Code | HJ 550-2015 |
| Implement Date | 2015-07-01 |
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