Sodium Thiosulfate, Sodium Thiosulfate Hypo 99%, Pentahydrate

• Customization: Available
• Certification: CIQ, ISO, SGS
• Purity: ≥99%
• Model NO.: 99%
• Appearance: Granular
• Grade Standard: Industrial Grade
• Transport Package: Plastic Bag
• Specification: 99%
• Trademark: LY
• Origin: Shandong
• HS Code: 283090900
• Production Capacity: 3000ton/Month

Product Description

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High purity Sodium Hyposulfite    
 
Purity:99%
Appearance:colorless crystals
CAS no.:   7772-98-7
MF: Na₂S₂O₃
Other names:  Sodium thiosulphate, Sodium hyposulfite, Hyposulphite of soda
 
Sodium thiosulfate (Na₂S₂O₃), also spelled sodium thiosulphate, is a colorless crystalline compound that is more familiar as the pentahydrate,Na₂S₂O₃·5H₂O, an efflorescent, monoclinic crystalline substance also called sodium hyposulfite or "hypo."
 
Specification:
Sodium Hyposulfite

item	idex
	Top	First
Na2S2O3·5H2O              %≥	99.0	98.0
Water-insoluble material %≤	0.01	0.03
Iron ( Fe)                   ≤	20ppm	30ppm
Sulfid ( Na2S)             ≤	10ppm	30ppm
PH (200g/L solution)	7-9	7-9

 
 
Usage

Sodium hyposulfite are usd in fixers, plating, leather, reductant, dechlorinating agent, sulfur dyeing agent, as a blush preventive agent, and as a disinfectant and decolor agent.