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sklademVydáno: 2000-12-21
ISO 5990:2000
ISO 5990:2000 - Photography — Processing chemicals — Specifications for potassium sulfite, 650 g/l solution
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| Označení normy: | ISO 5990:2000 |
| Vydání: | 3 |
| Vydáno: | 2000-12-21 |
| Počet stran (Anglicky): | 7 |
DESCRIPTION
ISO 5990:2000
This International Standard establishes criteria for the purity of photographic-grade potassium sulfite, 650 g/I
aqueous solution, and specifies the tests to be used to determine the purity.