sodium thiosulfate, Na2S2O3,competitive price, good quality, professional experience to 10 countrires.

Sodium thiosulfate, Na2S2O3.

 

Property:Single crystal is white crytallized powder, 1.667 proportion, soluble in water, alcohol, in air heating is decomposed into sodium and sulfur dioxide oxidation. 

Application: Mainly used for fixing agent photography industry. Secondly as tanning time chromate salt reductants and nitrogen exhaust of neutralizers, salt, wheat and hair bleach and pulp bleaching agent of chlorine when. Also used for tetraethyl lead, dye intermediates, etc and ore mention silver etc.

 Specification:

Item	Photo grade	Tech grade	Anhydrous grade
Appearance	Colorlesstransparent crystal	Colorlesstransparent crystal	White power
Assy	≥99.00%	≥98.5%	≥98.0%
Waterinsoluble	≤0.01%	≤0.03%	≤0.03%
Sulfide	≤0.001%	≤0.003%	≤0.003%
Fe	≤0.001%	≤0.003%	≤0.003%
PH value	6.5-9.5	6.5-9.5	6.5-9.5

Classification: Other Inorganic Salts	CAS No.: 10102-17-7	MF: Na2S2O3 . 5H2O
Place of Origin: China (Mainland)	Grade Standard: photo grade	Purity: 99%min
Brand Name: VS	Model Number: 10102-17-7

Packaging & Delivery

Packaging Detail:	25kg plastic woven bag,24mt/20'fcl
Delivery Detail	15 days

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