BGC > Product Search > Ammonium thiosulfate | 7783-18-8

Appearance	Colorless Transparent Liquid White crystal
Assay	56.0-60.0% 98.0%min
Ammonium sulfite	1.0%max 1.0%max
Alkalinity	0.3-1.5% 0.4%max
Heavy metals(as Pb)	0.001% max 0.002% max
Sulfide(S2-)	0.0002% max 0.0002% max
Fe	0.0025%max 0.001% max
Standard	Technical grade
Content	50-60%, 98%
Capacity	200MT/month
Loading port	Shanghai
Use	Ammonium thiosulfatesed is well used as fixer for taking photographics,key component of silvering electrobath, shielding effect agent, casting protectant of Al-Mg alloy, bactericide and analytical reagent.
Package	Solid,25kg/drum,Liquid, 250kg/drum or according to the customers’ demand
Storage	Stored in the dry and ventilated inside storeroom, prevent direct sunlight, slightly pile and put down

Molecular Formula: H8N2O3S2
Molecular Weight: 148.21
WGKGermany: 1
HS Code: 28323000

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%

Molecular formula: H8N2O3S2
Molecular weight: 148.21
Appearance: Colorless liquid
Content (%): 56-60%

Name: Ammonium thiosulfate
Cas:7783-18-8
Performance and application
Appearance: colorless liquid.

Application: Ammonium thiocyanate is also known as ammonium thiocyanate, for the synthesis of insecticides buprofezin intermediate tert-butyl isothiocyanate and insecticide azoximycin, fungicide levodiazide, 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.

Specification :

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％

Packaging: 250kg /drum or 1300kg/drum

Storage: It should be placed in ventilation low-temperature drying.

Assay : 56 %min
Performance and application
Nature: a kind of colourless oil liquid
Application :  
1 Used as a photographic fixing agent, metal cleaning agent, plating solution and reducing agent .
                     
2. Photographic industry used as photographic fixing agent, the sodium salt is easier to dissolve silver halide emulsion membrane, possesses the advantages of short washing time and silver recovery easily.Also used as a major component of silver plating bath;Metal surface cleaning agent;Aluminum magnesium alloy casting protective agent.In medicine, used as a fungicide, analytical reagent.

3. This product is used for semiconductor devices, synthetic organic boron compounds, plasticizer, welding flux

Chemical name Ammonium thiosulfate  
Structural formula  
Molecular formula (NH4)2S2O2
CAS NO. 7783-18-8
Molecular weight 148.19
Properties Colorless transparent liquid or white crystal. Relative density of crystal: 1.679,easily soluble in water,insoluble in alcohol, ether,slightly soluble in acetone. 
Specifictions 58%--60%
Packing 250kg plastic drum, flexitank, IBC-tank or following your de


Packaging: 200kg /drum
Storage: Keep in the original packaging in a clean,dry,low humidity environment.