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7783-18-8
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7783-18-8
Product Description
Product name:Ammonium thiosulfate
CAS:7783-18-8
MF:H8N2O3S2
MW:148.21
EINECS:231-982-0
Use:
Used as analytical reagents, photographic fixatives and reducing agents; this product is used in semiconductor components, synthesis of organic boron compounds, plasticizers, and welding fluxes.
Specifications :
Ammonium thiosulfate Basic information | |
Product Name: | Ammonium thiosulfate |
CAS: | 7783-18-8 |
MF: | H8N2O3S2 |
MW: | 148.21 |
EINECS: | 231-982-0 |
Mol File: | 7783-18-8.mol |
Ammonium thiosulfate Chemical Properties | |
Melting point | 180°C (dec.) |
density | 1.679 g/mL at 25 °C(lit.) |
solubility | H2O: very soluble(lit.) |
form | Crystalline Powder |
color | White |
Odor | Ammonical odour |
Water Solubility | Soluble in water, slightly soluble in acetone. Insoluble in ethanol and diethyl ether. |
Sensitive | Hygroscopic |
Merck | 14,562 |
Stability: | Stable. Hygroscopic. |
Item | Liquid | Solid |
Appearance | colorless transparent Liquid | white crystal |
Assay | 58-60% | ≥98% |
Ammonium sulfite | ≤1.0% | ≤1.0% |
Alkalinity | 0.3-1.5% | ≤0.4% |
Fe | ≤0.00025% | ≤0.001% |
Insoluble matter ( precipitation of Ca and Mg) | ≤0.2% | ---- |
Heavy metals(as Pb) | ≤0.001% | ≤0.002% |
Sulfide(as s) | ≤0.0002% | ≤0.0002% |
Ignition residual | ≤0.1% | ≤0.2% |
Specific gravity | 1.310-1.335 | ---- |
7. Packing: Liquid 250kg plastic drum. Solid 25KG plastic woven bag. |
Product Description
Product name:Ammonium thiosulfate
CAS:7783-18-8
MF:H8N2O3S2
MW:148.21
EINECS:231-982-0
Use:
Used as analytical reagents, photographic fixatives and reducing agents; this product is used in semiconductor components, synthesis of organic boron compounds, plasticizers, and welding fluxes.
Specifications :
Ammonium thiosulfate Basic information | |
Product Name: | Ammonium thiosulfate |
CAS: | 7783-18-8 |
MF: | H8N2O3S2 |
MW: | 148.21 |
EINECS: | 231-982-0 |
Mol File: | 7783-18-8.mol |
Ammonium thiosulfate Chemical Properties | |
Melting point | 180°C (dec.) |
density | 1.679 g/mL at 25 °C(lit.) |
solubility | H2O: very soluble(lit.) |
form | Crystalline Powder |
color | White |
Odor | Ammonical odour |
Water Solubility | Soluble in water, slightly soluble in acetone. Insoluble in ethanol and diethyl ether. |
Sensitive | Hygroscopic |
Merck | 14,562 |
Stability: | Stable. Hygroscopic. |
Item | Liquid | Solid |
Appearance | colorless transparent Liquid | white crystal |
Assay | 58-60% | ≥98% |
Ammonium sulfite | ≤1.0% | ≤1.0% |
Alkalinity | 0.3-1.5% | ≤0.4% |
Fe | ≤0.00025% | ≤0.001% |
Insoluble matter ( precipitation of Ca and Mg) | ≤0.2% | ---- |
Heavy metals(as Pb) | ≤0.001% | ≤0.002% |
Sulfide(as s) | ≤0.0002% | ≤0.0002% |
Ignition residual | ≤0.1% | ≤0.2% |
Specific gravity | 1.310-1.335 | ---- |
7. Packing: Liquid 250kg plastic drum. Solid 25KG plastic woven bag. |