Sodium iodide
SIGALD/71710 - puriss. p.a., ≥99.0% (AT)
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-): ≤100 mg/kg |
iodate (IO3-): ≤2 mg/kg | |
sulfate (SO42-): ≤50 mg/kg | |
assay | ≥99.0% (AT) |
cation traces | Ca: ≤10 mg/kg |
Cd: ≤1 mg/kg | |
Co: ≤1 mg/kg | |
Cr: ≤5 mg/kg | |
Cu: ≤1 mg/kg | |
Fe: ≤5 mg/kg | |
K: ≤50 mg/kg | |
Mg: ≤10 mg/kg | |
Mn: ≤5 mg/kg | |
Ni: ≤1 mg/kg | |
Pb: ≤1 mg/kg | |
Zn: ≤1 mg/kg | |
form | crystals and lumps |
powder | |
grade | puriss. p.a. |
impurities | ≤0.002% total nitrogen (N) |
InChI | 1S/HI.Na/h1H;/q;+1/p-1 |
InChI key | FVAUCKIRQBBSSJ-UHFFFAOYSA |
loss | ≤1% loss on drying, 110 °C |
mp | 661 °C (lit.) |
pH | 6-9 (20 °C, 50 g/L) |
SMILES string | [Na+].[I-] |
solubility | water: soluble(lit.) |
vapor density | >1 (vs air) |
Application: | Sodium iodide (NaI) 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 in the preparation of methylene iodide. |
General description: | Sodium iodide (NaI) is an inorganic salt. It can be prepared by reacting sodium carbonate with iron(II,III) iodide. Chlorotrimethylsilane/Sod |
Symbol | ![]() ![]() ![]() |
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 | ≥99.0% (AT) |
mp | 661 °C (lit.) |
UNSPSC | 12352300 |