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Ammonium Thiosulfate Cas 7783-18-8

Assay: 56-60%
Appearance: Colorless transparent liquid
Capacity: 300 ton/month
Packaging: 250kg plastic drum ;IBC drum
Sample: available
Availability:
  • Ensince Industry

Quick Details

Chemical Name: Ammonium thiosulfate

CAS NO: 7783-18-8

Molecular formula: H8N2O3S2

Structural formula:image.png

Molecular weight: 148.21

Appearance: Colorless liquid

Content (%):56-60%



Typical Properties

Item Specifications
Characteristics Colorless or light yellow transparent liquid
Content 56-60%
pH 20℃ 8-9
Proportion 20℃ 1.30-1.32
Sulfite ≤1%
Heavy Metal(By Pb) ≤0.001%
Iron(Fe) ≤0.001%


Ammonium thiocyanate is also known as ammonium thiocyanate, for the synthesis of insecticidesbuprofezinintermediatetert-butylisothiocyanate and insecticideazoximycin, fungicidelevodiazide, herbicide fluoride thiophene Herbicides and the like, and it is also used as an auxiliary raw material for the production of hydrogen peroxide and as a dye, an organic synthesis polymerization catalyst.

What is the difference between ammonium thiosulfate solution and ammonium thiosulfate solid?

Ammonium thiosulfate has different liquid and solid content, the liquid content is 56-60%, and the solid content is about 97%. Ammonium thiosulfate solution can be used directly, and the solid form of ammonium thiosulfate needs to be dissolved.



Application

1. Ammonium thiosulfate is used as a bactericide and analytical reagent in medicine.

2. Ammonium thiosulfate is used in agriculture to synthesize the intermediate of the insecticide buprofezin, isobutyl isothiocyanate, and the insecticide, zodiazepine, fungicide, leaf azole, herbicide flufenacetate, etc. The intermediate thiosemicarbazide.

3. In addition, it is also used in the manufacture of auxiliary materials and dyes for hydrogen peroxide, organically synthesized polymerization catalystsand the like.

4. In the photographic industry, it is used as a photographic fixer, which is more soluble in silver halide than sodium saltand has the advantages of short washing time and easy silver recovery.

5. This product is also used as the main component of the silver plating bath in the industry. It is used as a complexing agent in the non-cyanide plating, and the thiosulfate is combined with the silver ion to form a complexion of thiosulfate sulfate. The cathode polarization is enhanced to make the silver plating layer crystallized and the covering ability is good. The general dosage is 200-250 g/L. Also used in the synthesis of organic boron compounds, plasticizers, welding flux; metal surface detergent; aluminum-magnesium alloy casting protection agent.



Packaging and Shipping

Packing: 250kg / drum or 1300kg / drum



Storage

It should be placed inventilation low-temperature drying.


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