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Ammonium thiosulfate ((NH4)2S2O3) 99% 7783-18-8

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China

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MC Chemical Co., Ltd

China

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Contact Person Tao

Dinghai, Jilin

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Product Specification

Product Description

Specifications

molecular formula: H3N.1/2H2O3S2
Appearance:
Colorless single crystal is inclined crystallization.

molecular formula: H3N.1/2H2O3S2

Appearance:
Colorless single crystal is inclined crystallization.

Properties:

1. Colorless single crystal is inclined crystallization.
2. Easy deliquescence. Soluble in water, slightly soluble in acetone, insoluble in alcohol, ether.
3. Aqueous long together with sulfur exhalation. Hot to **0 °C decomposition form and ammonium sulfate, sulfur, ammonia, hydrogen sulfide and water.

Use:

This product used for photographic fuser than sodium salt dissolve halogenating silver emulsions are more likely to have washed membrane, short time and silver recycling easy advantages. Also can be used as metal detergency agent, silver plating solution, reductant and chemical reagents.

Test item	Specification
Test item	AR	CP
Appearance	Conform	Conform
purity/%	≥*9.0	≥*8.5
Appearance of solution	Conform	Conform
Water insoluble /%	≤0.**5	≤0.*1
Chloride (Cl)/%	≤0.*2	-
Sulphates(SO4)/%	≤0.*5	≤0.1
Sulfide(S)/%	≤0.****5	≤0.***5
Total nitrogen (N) /%	≤0.**5	-
magnesium (Mg) /%	≤0.**1	-
Calcium (Ca) /%	≤0.**3	≤0.*5
Ferric (Fe)/%	≤0.***5	≤0.**1
Heavy metal (Pb)/%	≤0.***5	≤0.**1

Country:	China
Model No:	-
FOB Price:	(Negotiable) Get Latest Price
Place of Origin:	-
Price for Minimum Order:	-
Minimum Order Quantity:	-
Packaging Detail:	-
Delivery Time:	-
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