1,Chemical name:Potassium Thiosulfate
2,Structural formula:

3,Molecular formula:K2S2O3
4,Molecular weight:190.31
5,CAS NO.:10294-66-3
6,Specifications:
ITEMS |
Photographic grade |
Appearance |
Colorless transparent liquid |
Purity (as K2S2O3),w % |
49~51% |
Dissolved potassium (as K2O),%≥ |
25 |
Combined sulfur(as S),%≥ |
17 |
Sulfide(S),%≤ |
0.5 |
Sulfate(as SO4) %≤ |
1.0 |
PH(Tech,25℃) |
7.0~9.0 |
Specific gravity(g/cm)3 |
1.44~1.48 |
7,Packaging:270KG plastic drum or or following your demands.
8,Used as a photographic fixing agent, dechlorinating agent after pulp is bleached or cotton fabrics are bleached. Or used as medicinal detergent and disinfectant. |