Potassium thiosulfate CAS 10294-66-3
Potassium Thiosulphate / CAS: 10294-66-3
Product name: Thiosulfuric Acid, Dipotassium salt,
molecular weight and molecular formula:K2S2O3=190.25
CAS number:10294-66-3
Technical index
|
Test item |
Unit |
Specification |
|
K2S2O3 |
g/100g |
≥50 |
|
K2O content |
g/100g |
≥25 |
|
S content |
g/100g |
≤ 17 |
|
sulphate(measured by SO4) |
g/100g |
≤ 2 |
|
density(20oC) |
kg/l |
≤ 0.5 |
|
pH-value(10%solution) |
- |
3.8-4.8 |
|
Sulfur |
g/100g |
≤ 10 |
|
Fe |
mg/kg |
≤ 200 |
|
appearance |
|
colourless or light yellow transparent liquid |
Product usage
The product could be used as the sulfur and potash fertilizer in crop cultivation and production, which could also be used as photographic fixing agents, metal cleaners, silver plating solution, the dechlorination after bleaching of cotton fabric and printing-dyeing auxiliary agent, as well as organic synthesis and analytical reagent.
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