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| Chinese National Standard Category: Photographic-grade chemicals |
| English Title: | Photography—Photographic-grade chemicals—Test methods—Part 7:Determination alkalinity or acidity |
| Chinese Title: | 摄影 照相级化学品 试验方法 第7部分：碱度或酸度的测定 |
| Standard No.: | GB/T 20432.7-2007 |
| Category No.: | G84 |
| Issued by: | AQSIQ; SAC |
| Issued on: | 2007-7-26 |
| Implemented on: | 2008-1-1 |
| Status: | valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | |
| Word Count: | 2000 words |
| Similar Standards: |
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