Sodium iodate
SIGALD/71702 - puriss. p.a., ≥99.5% (RT)
CAS Number: 7681-55-2
Empirical Formula (Hill Notation): INaO3
Molecular Weight: 197.89
EC Number: 231-672-5
MDL Number: MFCD00003533
Linear Formula: NaIO3
Product Type: Chemical
| anion traces | bromide, bromate, chloride, chlorate (as Cl-): ≤200 mg/kg |
| iodide (I-): ≤20 mg/kg | |
| sulfate (SO42-): ≤50 mg/kg | |
| assay | ≥99.5% (RT) |
| cation traces | Ca: ≤100 mg/kg |
| Cd: ≤5 mg/kg | |
| Co: ≤5 mg/kg | |
| Cr: ≤5 mg/kg | |
| Cu: ≤5 mg/kg | |
| Fe: ≤10 mg/kg | |
| K: ≤50 mg/kg | |
| Mg: ≤5 mg/kg | |
| Mn: ≤5 mg/kg | |
| Ni: ≤5 mg/kg | |
| Pb: ≤5 mg/kg | |
| Zn: ≤5 mg/kg | |
| density | 4.28 g/mL at 25 °C (lit.) |
| form | powder or crystals |
| grade | puriss. p.a. |
| impurities | ≤0.005% total nitrogen (N) |
| InChI | 1S/HIO3.Na/c2-1(3)4;/h(H, |
| InChI key | WTCBONOLBHEDIL-UHFFFAOYSA |
| pH | 5.0-8.0 (25 °C, 50 mg/mL in H2O) |
| Quality Level | 200  |
| SMILES string | [Na+].[O-]I(=O)=O |
| solubility | water: soluble(lit.) |
| Application: | Sodium iodate may be employed as a starting reagent in the preparation of iodine and its derivatives. It may be employed as a catalyst in the synthesis of bis-indol. |
| General description: | Sodium iodate (NaIO3) is colorless sodium salt having rhombic crystals. It exhibits oxidizing properties. In nature, it is found in Chile saltpeter. |
| Symbol |    GHS03,GHS07,GHS08 |
| Signal word | Danger |
| Hazard statements | H272 - H302 - H317 - H334 |
| Precautionary statements | P210 - P220 - P261 - P280 - P301 + P312 - P302 + P352 |
| Hazard Codes | O,Xn |
| Risk Statements | 8-22-42/43 |
| Safety Statements | 17-22-36/37-45 |
| RIDADR | UN 1479 5.1 / PGII |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥99.5% (RT) |
| Density | 4.28 g/mL at 25 °C (lit.) |
| UNSPSC | 12352300 |