Packs sizes (3)
Technical data
- Melting Point:
- 48 °C
- Solubility:
- water 680 g/l at 20 °C
- Physical Description:
- solid
- Product Code:
- 141721
- Product Name:
- Sodium Thiosulfate 5-hydrate (USP, BP, Ph. Eur.) pure, pharma grade
- Quality Name:
- pure, pharma grade
- Specifications:
- Assay (Iodom.): 99.0-101.0%
Assay (Iodom.) calc. a.a.s: 99.0-100.5%
Identity according to Pharmacopoeias:: passes test
pH of 10 % solution: 6.0-8.4
Maximum limit of impurities
Appearance of solution: passes test
Loss on drying: 32.0-37.0 %
Chloride (Cl): 0.02%
Nitrogen compounds (as N): 0.01%
Sulfide (S): passes test
Residual solvents (Ph.Eur/USP): passes test
Sulfate and sulfite (as SO4): 0.2%
Ca: passes test
Fe: 0,001 %
Mg: 0,01 %
- WGK:
- 1
- Storage:
- Not recommended in areas with a very hot climate
- Master Name:
- Sodium Thiosulphate 5-hydrate
- EINECS:
- 231-867-5
- CS:
- 28323000
