Potassium Chloride 250G
for analysis EMSURE®
Manufacturer: Merck
Catalog ID: 104936.0250
Stock: In Stock
Description
| Catalogue Number | 104936 |
Product Information
| CAS number | 7447-40-7 |
| EC number | 231-211-8 |
| Hill Formula | ClK |
| Chemical formula | KCl |
| Molar Mass | 74.55 g/mol |
| HS Code | 3105 10 00 |
Physicochemical Information
| Boiling point | 1413 °C (1013 hPa) |
| Density | 1.98 g/cm3 (20 °C) |
| Melting Point | 773 °C |
| pH value | 5.5 - 8.0 (50 g/l, H₂O, 25 °C) |
| Bulk density | 1000 kg/m3 |
| Solubility | 347 g/l |
Toxicological Information
| LD 50 oral | LD50 Rat 2600 mg/kg |
Storage and Shipping Information
| Storage | Store at +5°C to +30°C. |
Specifications
| Assay (argentometric) | ≥ 99.5 % |
| In water insoluble matter | ≤ 0.01 % |
| pH-value (5 %; water) | 5.5 - 8.0 |
| Bromide (Br) | ≤ 0.05 % |
| Iodide (I) | ≤ 0.002 % |
| Phosphate (PO₄) | ≤ 0.0005 % |
| Sulfate (SO₄) | ≤ 0.005 % |
| Total nitrogen (N) | ≤ 0.001 % |
| Heavy metals (as Pb) | ≤ 0.0005 % |
| Ba (Barium) | ≤ 0.001 % |
| Ca (Calcium) | ≤ 0.001 % |
| Fe (Iron) | ≤ 0.0003 % |
| Mg (Magnesium) | ≤ 0.002 % |
| Na (Sodium) | ≤ 0.02 % |
