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HJ/T 43-1999 Active
HJ/T 43-1999 The determination of nitrogen oxides in exhaust gas from fixed pollution sources using naphthalene-ethylene diamine hydrochloride spectrophotometry
General Product Information
| Document Type | Industry standards-Environmental protection |
|---|---|
| Standard Status | Active |
| Standard Code | HJ/T 43-1999 |
| Implement Date | 2000-01-01 |
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