Ammonium thiosulfate
CAS 7783-18-8 · EC 231-982-0 · H8N2O3S2
Also known as ammonium thiosulphate
Handle chemistry safely
Wear gloves and eye protection, work with good ventilation, and read the supplier’s safety data sheet before use. Hazard information here is a summary, not a replacement for it. Dispose of all photographic chemistry correctly, in line with local laws and your local authority’s guidance. Never mix waste solutions, and check the supplier’s safety data sheet before disposing of anything.
Hazards
There is no official EU classification. Shown is the classification most companies have notified to ECHA: 94.44% of notifications, 3 distinct classifications notified.
No hazard statements in this classification.
Photographic uses
- rapid fixer