Potassium iodide
SIGALD/03124 - puriss., meets analytical specification of Ph. Eur. BP, USP, 99.0-100.5% (calc. to the dried substance)
CAS Number: 7681-11-0
Empirical Formula (Hill Notation): KI
Molecular Weight: 166.00
EC Number: 231-659-4
MDL Number: MFCD00011405
Linear Formula: KI
Product Type: Chemical
| anion traces | iodate (IO3-): in accordance |
| nitrate (NO3-): in accordance | |
| nitrite (NO2-): in accordance | |
| sulfate (SO42-): ≤100 mg/kg | |
| assay | 99.0-100.5% (calc. to the dried substance) |
| cation traces | Ba:, in accordance |
| Fe: ≤10 mg/kg | |
| form | solid |
| grade | puriss. |
| impurities | ammonium, in accordance |
| organic volatile impurities, complies (GC) | |
| residual solvents, in accordance | |
| ≤0.001% heavy metals (as Pb) | |
| ≤0.01% thiosulfate (S2O3) | |
| ≤0.02% free alkali (as KOH) | |
| InChI | 1S/HI.K/h1H;/q;+1/p-1 |
| InChI key | NLKNQRATVPKPDG-UHFFFAOYSA |
| loss | ≤0.5% loss on drying, 105 °C |
| mp | 681 °C (lit.) |
| pH | ~6.9 (20 °C, 50 g/L) |
| quality | meets analytical specification of Ph. Eur. BP, USP |
| Quality Level | 200  |
| SMILES string | [K+].[I-] |
| suitability | complies for appearance of solution |
| vapor pressure | 1 mmHg ( 745 °C) |
