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| Chinese National Standard Category: Photographic-grade chemicals |
| English Title: | Photographic chemicals - Determination of volatile matter in color couples |
| Chinese Title: | 照相化学品 成色剂挥发分的测定 |
| Standard No.: | HG/T 2257-2011 |
| Category No.: | G84 |
| Issued by: | Ministry of Industry and Information Technology |
| Issued on: | 2011-12-20 |
| Implemented on: | 2012-7-1 |
| Status: | valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | HG/T 2257-1991 |
| Word Count: | 2000 words |
| Similar Standards: |
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