Product Name:7783-18-8
Purity:60%
Appearance:Colorless Liquid
Sample:Available
Storage:Keep dry and sealed
CAS No.: 7783-18-8
Ammonium thiosulfate Cas 7783-18-8
Typical Properties
Chemial Name:Ammonium thiosulfate
Cas No:7783-18-8
Molecular Weight:148.21
Molecular Formula:H8N2O3S2
Molecular Structure:
| Item | Specification |
| Melting Point | 150 °C |
| Density | 1.679 g/mL |
| PH | 8-9 |
| Sulfite | ≤1％ |
| Heavy Metal(By Pb) | ≤0.001％ |
| Iron(Fe) | ≤0.001％ |
Usage
Photography/Imaging Industry: A primary ingredient in rapid fixing solutions; it complexes with unexposed silver halides in film and photographic paper and dissolves silver salts, offering faster fixing speeds than sodium thiosulfate; used in the processing of X-ray film and graphic arts/printing films.
Water Treatment Industry: A deoxygenating agent for circulating water; removes residual chlorine and oxidative disinfection by-products from water.
Textile Printing and Dyeing: A dechlorination agent for fabrics; neutralizes residual sodium hypochlorite after bleaching to prevent fiber embrittlement.
Packaging and Shipping
200KG/DRUM
According to customer requirements.
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Ammonium thiosulfate Cas 7783-18-8