Customization: | Available |
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CAS No.: | 10102-17-7 |
Formula: | Na2s2o3-5H2O |
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Product Name: SODIUM THIOSULFATE / SODIUM HYPOSULFIDE
CAS:7772-98-7
Molecular Formula: Na2S2O2•5H2O
Molecular weight: 248.17
Package:25kg, 50kg pp woven bag
Application:
It is usded as fixing agent in photo, reductant, dechlorinating agent, sulfur dyeing agent, disinfectant and decolor agent and applied in electrofacing, leather, etc.
Specification:
Item |
Photographic grade |
Industrial grade |
Anhydrous grade |
Appearance |
colorless transparent crystal |
colorless transparent crystal |
white powder |
Assay |
≥99.00% |
≥98.5% |
≥97.0% |
Water Insoluble matter |
≤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 |
Water solution reaction |
in accordance with the test |
in accordance with the test |
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Granularity(g/g) |
12~16 |
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