SODIUM THIO SULPHATE

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Application Used in photography (fixer) water treatment textiles gold extraction and medical applications as an antidote for cyanide poisoning
Structural Formula S2O3
Shelf Life Approximately 12 to 24 months when stored properly
Taste Odorless and slightly saline to the taste
Ingredients Sodium thiosulfate (main component) water (pentahydrate form)
EINECS No 231-867-5
Molecular Weight 248.18 g/mol (pentahydrate)
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SODIUM THIO SULPHATE Price And Quantity

SODIUM THIO SULPHATE Product Specifications

Ph Level 6.5 to 8.0 (neutral to slightly alkaline aqueous solution)
Grade Industrial grade photographic grade pharmaceutical grade
Storage Should be stored in a cool dry and well-ventilated area away from direct sunlight heat and incompatible materials such as strong acids
HS Code 28323000
CAS No 7772-98-7
Appearance Colorless or white crystals
Refractive Rate Not available
Shape Irregular crystalline shape (varies depending on processing)
Usage Primarily used as a stabilizing agent reducing agent and developer in photography and industry
Smell No specific smell (odorless)
Solubility Highly soluble in water insoluble in alcohol
Density 1.729 Gram per cubic centimeter(g/cm3)
Purity Typically 99% (for industrial grade)
Melting Point 48C (pentahydrate - loses water of crystallization)
Physical Form Crystalline solid or transparent crystals
Ingredients Sodium thiosulfate (main component) water (pentahydrate form)
Taste Odorless and slightly saline to the taste
Structural Formula S2O3
Shelf Life Approximately 12 to 24 months when stored properly
Application Used in photography (fixer) water treatment textiles gold extraction and medical applications as an antidote for cyanide poisoning
Molecular Formula Na2S2O35H2O
Properties Hygroscopic dissolves in water with cooling effect stable under normal conditions but decomposes at high heat releasing toxic sulfur oxides
EINECS No 231-867-5
Molecular Weight 248.18 g/mol (pentahydrate)

Product Description

SODIUM THIO SULPHATE

PROPERTIES

Formula	Na2S2O3 5H2O
Description	White Crystals
PH-value (5% Distilled Water)	5.5-9.0
Chloride (CL)	0.02%
Sulphate& Sulphite (SO4)	0.1%
Sulphide (S)	0.001%
Calcium (CA)	0.01%
Heavy Metals (AS PB)	0.001%
Assay	98-99 %
Packing	50 Kg. Bags

APPLICATION

To remove chlorine from solution according to the eq:
Na2S2O3 + 8CL + 5H2O---> 2NaHSO4 + 8HCL &
Na2S2O3 + 2HCL ---->2NaCL +H2O +S +SO2.
As "Antichlor" in Bleaching of Paper pulp, as filter in Photograpjy, for extraction of Silver from ores, as mordant in Dyeing & Printing Textiles, Reducer in Chrome Dyeing, Manufacturing Leather, Bleaching Bone, Straw, Ivory, also as Reagent in Analytical Chemistry.

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