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GB/T 20432.13-2007 Active
GB/T 20432.13-2007 Photography—Photographic-grade chemicals—Test methods—Part 13:Determination of pH
Abstract
This part of GB/T 20432 specifies a general test method for determining the pH of photographic-grade chemicals solutions (with an accuracy of ±0.1 pH). This method is not intended for monitoring the pH of compound solutions, such as developing solutions, that are directly used in photographic processing.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 20432.13-2007 |
| CCS | Photographic-grade chemicals |
| ICS | Photographic chemicals |
| Implement Date | 2008-01-01 |
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