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Sodium Thiosulfate, Anhydrous
 
Sodium Thiosulfate, Anhydrous
Product Code: HYPO

Na2S2O3
Synonyms: Sodium hyposulfite; Hyporice; sodium subsulfite; HYPO; antichlor; Thiosulfuric acid, disodium salt; Thiosulfuric acid (H2S2O3), disodium salt; SODIUM THIOSULFATE ANHYDROUS
Grade: Technical
Uses: Photography; chrome tanning; extraction of silver from its ores; removing chlorine in bleaching and paper making; dechlorination of water; reagent; bleaching; reducing agent in chrome dyeing.

Item Specifications Price Availability Qty Order
1 lb $12.00 Yes
2 lb $18.00 Yes
5 Lbs $35.00 Yes
10 $54.00 Yes
50 lb $134.00 Yes

Additional Description

CAS # [7772-98-7]Na2O3S
Specification:
Acidity (H2SO4): 0.0 - 0.002 %
Alkalinity (NaOH): 0.0 - 0.01 %
Appearance of solution (20%): Clear and free from insoluble matter Except for a slight flocculence
Sodium Thiosulfate (Na2S2O3): 98.3 - 100 %
Heavy metals (as Pb): 0.0 - 0.001%
Insoluble matter (Ca, Mg, NH4OH ppt): 0.0 - 0.4 %
Iron (Fe): 0.0 - 0.002 %
Sodium Sulfite (Na2SO3): 0.0 - 0.5 %
Sulfide (as S): 0.0 - 0.0002 %

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