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7681-82-5
bosschem
7681-82-5
| Sodium iodide Basic information | |
| Product Name: | Sodium iodide |
| CAS: | 7681-82-5 |
| MF: | NaI |
| MW: | 149.89 |
| EINECS: | 231-679-3 |
| Mol File: | 7681-82-5.mol |
| Sodium iodide Chemical Properties | |
| Melting point | 661 °C (lit.) |
| Boiling point | 1300 °C |
| density | 3.66 |
| vapor density | >1 (vs air) |
| vapor pressure | 1 hPa (767 °C) |
| refractive index | 1.7745 |
| Fp | 1300-1304°C |
| storage temp. | Store at +5°C to +30°C. |
| solubility | water: soluble(lit.) |
| form | beads |
| pka | 0.067[at 20 ℃] |
| color | White |
| Specific Gravity | 3.67 |
| PH | 6-9 (50g/l, H2O, 20℃) |
| Water Solubility | 184 g/100 mL (25 ºC) |
| Sensitive | Hygroscopic |
| Merck | 148,631 |
| Exposure limits | ACGIH: TWA 0.01 ppm |
| Stability: | hygroscopic |
| InChIKey | FVAUCKIRQBBSSJ-UHFFFAOYSA-M |
| LogP | -1.301 at 25℃ |
| CAS DataBase Reference | 7681-82-5(CAS DataBase Reference) |
| NIST Chemistry Reference | Sodium iodide(7681-82-5) |
| EPA Substance Registry System | Sodium iodide (7681-82-5) |
| Item | Specification | Result |
| Appearance | White crystalline powder | White crystalline powder |
| Aqueous solution of this product shows the identification reaction of sodium salt and iodide | Aqueous solution of this product shows the identification reaction of sodium salt and iodide | |
| Identification | ||
| conforms | conforms | |
| Alkalinity | ||
| Solution clarity and color | Should be clarified, less than yellow No. 1 standard | clarified, less than yellow No. 1 standard colorimetric solution |
| colorimetric solution | ||
| water | ≤0.5% | 0.10% |
| Potash | conforms | conforms |
| Cl- | ||
| ≤0.5% | <0.5% | |
| Heavy metal | ||
| ≤10ppm | <10ppm | |
| Sulfate | ||
| ≤0.04% | <0.04% | |
| Barium salt | conforms | conforms |
| Iodate salt | conforms | conforms |
| Content | ≥99.0% | 99.50% |
| (in dry form) |


| Sodium iodide Basic information | |
| Product Name: | Sodium iodide |
| CAS: | 7681-82-5 |
| MF: | NaI |
| MW: | 149.89 |
| EINECS: | 231-679-3 |
| Mol File: | 7681-82-5.mol |
| Sodium iodide Chemical Properties | |
| Melting point | 661 °C (lit.) |
| Boiling point | 1300 °C |
| density | 3.66 |
| vapor density | >1 (vs air) |
| vapor pressure | 1 hPa (767 °C) |
| refractive index | 1.7745 |
| Fp | 1300-1304°C |
| storage temp. | Store at +5°C to +30°C. |
| solubility | water: soluble(lit.) |
| form | beads |
| pka | 0.067[at 20 ℃] |
| color | White |
| Specific Gravity | 3.67 |
| PH | 6-9 (50g/l, H2O, 20℃) |
| Water Solubility | 184 g/100 mL (25 ºC) |
| Sensitive | Hygroscopic |
| Merck | 148,631 |
| Exposure limits | ACGIH: TWA 0.01 ppm |
| Stability: | hygroscopic |
| InChIKey | FVAUCKIRQBBSSJ-UHFFFAOYSA-M |
| LogP | -1.301 at 25℃ |
| CAS DataBase Reference | 7681-82-5(CAS DataBase Reference) |
| NIST Chemistry Reference | Sodium iodide(7681-82-5) |
| EPA Substance Registry System | Sodium iodide (7681-82-5) |
| Item | Specification | Result |
| Appearance | White crystalline powder | White crystalline powder |
| Aqueous solution of this product shows the identification reaction of sodium salt and iodide | Aqueous solution of this product shows the identification reaction of sodium salt and iodide | |
| Identification | ||
| conforms | conforms | |
| Alkalinity | ||
| Solution clarity and color | Should be clarified, less than yellow No. 1 standard | clarified, less than yellow No. 1 standard colorimetric solution |
| colorimetric solution | ||
| water | ≤0.5% | 0.10% |
| Potash | conforms | conforms |
| Cl- | ||
| ≤0.5% | <0.5% | |
| Heavy metal | ||
| ≤10ppm | <10ppm | |
| Sulfate | ||
| ≤0.04% | <0.04% | |
| Barium salt | conforms | conforms |
| Iodate salt | conforms | conforms |
| Content | ≥99.0% | 99.50% |
| (in dry form) |


