Sodium Thiosulfate Hypo Pentahydrate CAS No.:10102-17-7

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Last update:
2020-03-28 06:58
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Henan Eastar Chem.&Tech. Co., Ltd: Contact:
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Product Details

Sodium Thiosulfate, colorless crystal, odorless, it has a cool and bitter taste. The specific gravity is 1.729, heated to 100 °C, and 5 crystal glasses of water are lost. It is soluble in water and insoluble in alcohol, and it has strong reducibility. It is easily weathered in dry air above 33 °C and deliquescent in the humid air.

DESCRIPTION

SODIUM THIOSULFATE

Commodity：Sodium Thiosulfate

Physical and Chemical Property: White Crystal

Molecular Formula: Na₂O₃S₂.5H₂O

CAS No.: 10102-17-7

Einecs No.:231-867-5

Molecular weight:158.12

Storage: Store the product in a cool and dry place.

Packing: 25kg PP bags,1ton bag

Specification

TEST ITEMS	SPECIFICATION	RESULT OF TEST REPORT
ASSAY:	99.00% MIN	99.10%
WATER INSOLUBLE:	0.01% MAX	0.007%
SULPHIDES:	0.001% MAX	0.0008%
Fe:	0.001% MAX	0.0005%
S	0.001% MAX	0.0007%

Application
1. It is used as a fixing agent in the photography industry.
2. It is widely used for purifying soft water.
3.Used as a reducing agent of bichromate in tanning production.
4. It widely used as a detergent agent and disinfector in the medical industry.
5.As decolorant in paper making industry.
6. It also can be used as a dechlorination agent after the bleaching of cotton fabrics and paper pulp.

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