Sodium Thiosulfate 5-hydrate (USP, BP, Ph. Eur.) pure, pharma grade

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:

2832 30 00 00

Download TDS file for complete specifications