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ISO 10636:1994 PDF
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Photography — Processing chemicals — Specifications for anhydrous sodium thiosulfate and sodium thiosulfate pentahydrate
Specifies the purity requirements and describes the test methods for insoluble matter, heavy metals content, iron, alkalinity, acidity, sulfide content, pH value, appearance of solution.
| Edition | 1994 |
|---|---|
| Published Date | 1994 |
| Published By | International Standardization Organisation |
| Page Count | 5 |
