Sodium thiosulfate - 7772-98-7

Sodium  thiosulfate - 7772-98-7
Shanxi Wantongshunda Chemicals Co., Ltd.
: 2011-08-15 20:13:07
Sodium thiosulfate

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Description Of Sodium thiosulfate - 7772-98-7

Sodium thiosulfate - 7772-98-7 Specificaton & Trade Terms

Place Of OriginChina mainland
Price TermEX-Work
Payment TermT/T
Sodium thiosulfate
Appearance: colorless monoclinic crystal
CAS No.: 7772-98-7
Purity: 99%
Shelf Life : one year.
Application: used in fixers, plating, leather, reductant, dechlorinating agent, sulfur dyeing agent, as a blush preventive agent, and as a disinfectant. and decolor agent

Product Specification:
Item Photo grade Tech grade Anhydrous
appearance Colorless transparent crystal Colorless transparent crystal White powder
Na2S2O3 99.0%min 98.5% min 97.0% min
Water insoluble matter 0.01%max 0.03% max 0.03%max
sulfide 0.001% max 0.003% max 0.001% max
iron 0.001% max 0.003% max 0.005% max
PH 6.5-9.5 6.5-9.5 6.5-9.5
Water solution reaction Pass test Pass test
Granularity(g/g) 12-16 .

Package: 25kg / 50kg compound plastic woven bag.

Storage & handling:Store the product in a cool and dry place prevent from direct sunlight , water and moisture avoid contact with strong acid,oxidants .Do not stores it for long time.

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