Sodium iodide
SIGALD/03129 - puriss., meets analytical specification of Ph. Eur., BP, USP, 99-100.5% (calc. to the dried substance)
CAS Number: 7681-82-5
Empirical Formula (Hill Notation): INa
Molecular Weight: 149.89
EC Number: 231-679-3
MDL Number: MFCD00003532
Linear Formula: NaI
Product Type: Chemical
| anion traces | bromide, chloride (as Cl-): ≤300 mg/kg |
| iodate (IO3-): ≤2 mg/kg | |
| sulfate (SO42-): ≤100 mg/kg | |
| assay | 99-100.5% (calc. to the dried substance) |
| cation traces | Fe: ≤5 mg/kg |
| K: ≤500 mg/kg | |
| form | crystalline |
| grade | puriss. |
| impurities | alkalic reac. Impurities, complies |
| barium and thiosulfate, complies | |
| organic volatile impurities, complies (GC) | |
| residual solvents, in accordance | |
| ≤0.0005% heavy metals (as Pb) | |
| ≤0.003% total nitrogen (N) | |
| ≤0.005% thiosulfate (S2O3) | |
| ≤0.02% free alkali (as NaOH) | |
| ≤2% water (Karl Fischer) | |
| InChI | 1S/HI.Na/h1H;/q;+1/p-1 |
| InChI key | FVAUCKIRQBBSSJ-UHFFFAOYSA |
| loss | ≤2% loss on drying, 105 °C |
| mp | 661 °C (lit.) |
| pH | 6-9 (20 °C, 50 g/L) |
| quality | meets analytical specification of Ph. Eur., BP, USP |
| Quality Level | 200 ![]() |
| SMILES string | [Na+].[I-] |
| suitability | complies for appearance of solution |
| vapor density | >1 (vs air) |
| Application: | Sodium iodide may be used in the preparation of sodium hydroxide-sodium iodide reagent for the modified Winkler method for the determination of dissolved oxygen. It may be used for the synthesis of coppersensor-1 (CS1), a membrane-permeable fluorescent dye used for imaging labile copper pools in biological samples. |
| Disclaimer: | may contain black particle through the manufacture |
| General description: | Sodium iodide is an inorganic salt. Mixture of chlorotrimethylsilane/sod |
| Symbol | ![]() ![]() GHS07,GHS08,GHS09 |
| Signal word | Danger |
| Hazard statements | H315 - H319 - H372 - H400 |
| Precautionary statements | P260 - P264 - P273 - P302 + P352 - P305 + P351 + P338 - P314 |
| Hazard Codes | Xi,N |
| Risk Statements | 36/38-50 |
| Safety Statements | 26-61 |
| RIDADR | UN 3077 9 / PGIII |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | 99-100.5% (calc. to the dried substance) |
| mp | 661 °C (lit.) |
| UNSPSC | 12352302 |




