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Zhuzhou Sante EP & Energy Saving Co.,Ltd


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Sodium thiosulfate pentahydrate used for photosensitive,paper ,printing industry

Brand : Xiang Sante

Product origin : Hunan

Delivery time : 7-15days

Supply capacity : 80000T/Year

Sodium thiosulfate pentahydrate used for photosensitive,paper ,printing industry


Competitive price, good service

Own factory with over 500 employees

Product pictures:


Classification:SulphateType:Sodium ThiosulfateCAS NO.:7772-98-7
Other names:HyposulfiteMF:Na2S2O3.5H2OEINECS NO.:231-867-5
Place of Origin:Hunan,China(Mainland)Grade Standard:Industrial gradePurity:96-99%
Appearance:white CrystalApplication:water TreatmentBrand Name:Xiang Sante
Color:white CrystalHS Code:2832300000Grade:Industrial
Model Number:99%Molecular weight:248.17Usage:Water Tratement
Melting point:40-45FE:0.001%MaxPH:6.5-9.5
Water Insoluble:0.01%MaxPacking:25kg/bagLoading:16-25MT/20FCL

Physical Character:Sodium thiosulfite, a colorless monoclinic crystal, odorless and cool and bitter.The proportion of 1.729.Soluble in water, insoluble in alcohol, aqueous solution is weak and alkaline.In humid air, there is a tidal solution, which is stable in neutral and alkaline solution, which is decomposed in acidic solution and has strong reductive ability.Heated to 100 ℃, lost five water of crystallization, in more than 33 ℃ dry weathering and lose crystal water in the air.


National Standard:HG/T2328-2006


Index NameSpecification

Mass faction of Sodium thiosulfate(Na2S2O3·5H2O)%99.098.0
Mass faction of insoluble matter %0.010.03
Mass faction of sulfide (Na2S)%0.0010.003
Mass faction of Fe(Fe)%0.0020.003
Mass faction of sodium chloride(NaCl)%0.050.2
Ph value (200g/L Solution)6.5~9.5


Application:The photosensitive industry is used as a photographic fixing agent.The paper industry is used as the chlorine removal agent after bleaching.The printing and dyeing industry is used as the dechlorination agent for cotton fabric bleaching.Analysis and analysis of chemical color chromatography and reagent for capacity analysis.Medicines are used as detergents and disinfectants.The food industry is used as a chelating agent, anti-oxidant, etc., to solve cyanide poisoning and mercury poisoning.


Package:25Kgs/Plastic woven bags;1000kgs/Bag or as requested.


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