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| Chinese National Standard Category: Diagnostic standard for occupational diseases |
| English Title: | Urine - Determination of 4-nitrophenol - Spectrophotometric method |
| Chinese Title: | 尿中对硝基酚的分光光度测定方法 |
| Standard No.: | WS/T 57-1996 |
| Category No.: | C60 |
| Issued by: | Ministry of Health |
| Issued on: | 1996-10-14 |
| Implemented on: | 1997-5-1 |
| Status: | abolished |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | 2016-12-28 |
| Superseding: | |
| Word Count: | 2000 words |
| Similar Standards: |
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