sodium thiosulfate
Price:Negotiable
Contact Info
- Add:No 188 xinggang Road ,Lingang industrial park,binhai devop zone,weifang city, Shandong ,China, Zip: 261000
- Contact: Bill
- Tel:+86-536-2081155
- Email:sdocean@sdoceanchem.com
Other Products
Description
Additional Information
Sodium Thiosulphate
Another name:Sodium hyposulphite
Molecular formula:Na2S2O3
CAS: 7772-98-7
Molecular weight: 158
Properties:
Monoclinic crystal, Melting point: 40-45°C, Relative Density: 1.729(17°C).
Use:
Used in fixers, plating, leather, reductant, dechlorinating agent, sulfur dyeing agent, as a blush preventive agent, and as a disinfectant. And decolor agent
Packing:
25kg,plastic woven bag, or following your demand.
Specification:
Appearance
colorless transparent crystal
Assay
≥99.00%
Water Insoluble matter
≤0.2%
Sulfide
≤0.0004%
Alkalinity (as NaOH)
≤0.02%
Acidity (as H2SO4)
≤0.01%
Iron (as Fe)
≤0.003%
Heavy metals (as Pb)
≤0.001%
PH
6.5~9.5
Water solution reaction
in accordance with the test
photo grade, printing and dyeing
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