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| LC4900 Potassium iodide for analysis EMSURE |
| Order number | Packaging | Quantity | Price € |
| AC31900 | Plastic bottle | 250 g | 54.45 |
| AC31900 | Plastic bottle | 500 g | 93.30 |
| AC31900 | Plastic bottle | 1 kg | 179.10 |
| AC31900 | Plastic bottle | 2.5 kg | 356.40 |
| AC31900 | Fibre carton | 50 kg | inquire |
| Product information | |
| Hill Formula | IK |
| Chemical formula | KI |
| HS Code | 2827 60 00 |
| EC number | 231-659-4 |
| Molar mass | 166.00 g/mol |
| CAS number | 7681-11-0 |
| Chemical and physical data | |
| Solubility | 1430 g/l (20 °C) |
| Melting point | 723 °C |
| Molar mass | 166.00 g/mol |
| Density | 3.13 g/cm3 (20 °C) |
| Bulk density | 1500 kg/m3 |
| pH value | 6.9 (50 g/l, H2O, 20 °C) |
| Boiling point | 1325 °C |
| Vapor pressure | 1.3 hPa (745 °C) |
| Safety information | |
| RTECS | TT2975000 |
| Storage class | 10 – 13 Other liquids and solids |
| WGK | WGK 1 slightly water endangering |
| Disposal | 14 Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535). |
| Toxicological data | |
| LD 50 oral | LD50 rat 2779 mg/kg |
| Specifications | |
| Assay – argentometric |
≥ 99.5 % |
| – argentometric; calculated on dried substance | 99.5 – 100.5 % |
| Identity | passes test |
| Appearance of solution | passes test |
| Alkaline impurities | passes test |
| pH-value (5 %; water) | 6 – 8 |
| Chloride and Bromide (as Cl) | ≤ 0.01 % |
| Iodate (IO3) | ≤ 0.0005 % |
| Phosphate (PO4) | ≤ 0.001 % |
| Sulphate (SO4) | ≤ 0.001 % |
| Thiosulphate (S2O3) | passes test |
| Total nitrogen (N) | ≤ 0.001 % |
| Heavy metals (as Pb) | ≤ 0.0005 % |
| As (Arsenic) | ≤ 0.00001 % |
| Ba (Barium) | ≤ 0.002 % |
| Ca (Calcium) | ≤ 0.001 % |
| Cu (Copper) | ≤ 0.0002 % |
| Fe (Iron) | ≤ 0.0002 % |
| Mg (Magnesium) | ≤ 0.001 % |
| Na (Sodium) | ≤ 0.03 % |
| Pb (Lead) | ≤ 0.0002 % |
| Reducing substances | passes test |
| Loss on drying (105 °C) | ≤ 0.1 % |