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7783-18-8
bosschem
7783-18-8
| 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. |
| 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. |
