Qingdao Yuyin Chemical Co., Ltd.

Sodium Thiosulphate, Sodium Thiosulfate, Inorganic Salt manufacturer / supplier in China, offering Sodium Thiosulphate Pentahydrate 99% / Na2s2o3 Industrial Grade, Sodium Carboxymethyl Cellulose Food Grade and Detergent Grade/CMC, High Quality Ammonium Bicarbonate Food Grade and so on.

Supplier Homepage Product List Inorganic Salts Sodium Thiosulphate Pentahydrate 99% / Na2s2o3 Industrial Grade

Sodium Thiosulphate Pentahydrate 99% / Na2s2o3 Industrial Grade

FOB Price:US $280 - 300 / Ton
Purchase Qty. (Tons) FOB Price
10-19 US $300 / Ton
20+ US $280 / Ton
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Min. Order: 10 Tons
Port: Qingdao, China
Production Capacity: 50, 000/Year
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

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Basic Info.

Model NO.:99% Min
Certification:CCIC, CIQ, RoHS, ISO
Purity:≥99%
Type:Sodium Sulfate
Appearance:Granular
Grade Standard:Industrial Grade
Certificate:SGS, BV, CIQ
Mf:Na2s2o3.5H2O
CAS No:10102-17-7
Einecs No:231-867-5
Product Standard:GB/T 637-2006
Trademark:YUYIN
Transport Package:25 Kg PP Bag or Kraft Paper Bag
Specification:HIGH CLASS
Origin:China
HS Code:28323000

Product Description

Sodium Thiosulphate
Another name:Sodium hyposulphite
Molecular formula:Na2S2O3
CAS: 7772-98-7
Molecular weight: 158

Properties:
Single crystal is inclined white crytallized powder, a proportion of 1.667, soluble in water, alcohol, insoluble in air heating oxidation is decomposed into sodium and sulfur dioxide. In pure oxygen in combustion is generating sodium, method and sulfur.
Use:
1.Medical Industry:scouring agent, disinfector and decolorant
2.Chemical Industry:reducing agent
3.Photography industry:fixative
4.Used as dechlorination agent after bleaching of cotton fabrics and paper pulp.
5.Also used in electroplating and leather making industry.

Packing:
25kg,plastic woven bag, or following your demand.

Storage:
1.Store Sodium Thiosulphate in a cool and dry place
2.Prevent Sodium Thiosulphate from direct sunlight,water and moisture
3.Avoide toching strong acid or axidant
4.Do not store Sodium Thiosulphate for a long time

Specification:
 

Appearance
colorless transparent crystal
Assay≥99.00%
Water Insoluble matter≤0.2%
Sulfide≤0.0004%
Alkalinity (as NaOH)≤0.02%
Acidity (as H2SO4)≤0.01%
Iron (as Fe)≤0.003%
Heavy metals (as Pb)≤0.001%
PH6.5~9.5
Water solution reactionin accordance with the test
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