Natrium Thiosulphate
Features of Sodium Thiosulfate:
1, Nomen chemicum: Sodium thiosulfate
2, HS code: 2832800000
3, formulae hypotheticae: Na2S2O3*5H2O
4, pondus hypotheticum: 248.17 .
5, Proprietates: Monoclinic crystallus, punctum liquescens: 40-45degree, densitas relativa: 1.729 (17degree).
VI, Sarcina: 25kg, 50kg pera plastica contexta, vel post exigentiam tuam.
Applicatio Sodium Thiosulfate:
Adhibentur in fixers, plating, corio, reductante, dechlorinante agente, sulphur tingendi agente, ut agente rubori praecaventi, et quasi disinfectante.Decolor agens.
Species sodium thiosulphatis;
| Item | Art gradus | Industriae gradus | Anhydrous gradus |
| Aspectus | hyalina diaphanum crystallum | hyalina diaphanum crystallum | cerussa |
| Assay | ≥ 99.00% | ≥ 98.5% | ≥ 97.0% |
| Aqua insolubilis materia | ≤ 0.01% | ≤ 0.03% | ≤ 0.03% |
| Sulfide | ≤ 0.001% | ≤ 0.003% | ≤ 0.001% |
| Fe | ≤ 0.001% | ≤ 0.003% | ≤ 0.005% |
| PH | 6.5~9.5 | 6.5~9.5 | 6.5~9.5 |
| Aqua solutio reactionem | ad normam test | ad normam test | -- |
| Granularity (g/g) | 12~16 | - | -- |
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