Potassium Nitrate Cryst 1Kg
cryst. for analysis EMSURE® ACS
Manufacturer: Merck
Catalog ID: 105067.10000
Stock: In Stock
Description
| Catalogue Number | 105067 |
Product Information
| CAS number | 7758-09-0 |
| EC index number | 007-011-00-X |
| EC number | 231-832-4 |
| Grade | ACS |
| Hill Formula | KNO₂ |
| Molar Mass | 85.11 g/mol |
| HS Code | 2834 10 00 |
Physicochemical Information
| Density | 1.92 g/cm3 (20 °C) |
| Melting Point | 407 °C |
| pH value | 7 - 10 (50 g/l, H₂O, 20 °C) |
| Bulk density | 980 kg/m3 |
| Solubility | 2810 g/l |
Storage and Shipping Information
| Storage | Store at +5°C to +30°C. |
Specifications
| Assay (cerimetric) | ≥ 97.0 % |
| Insoluble matter | ≤ 0.01 % |
| pH-value (5 %; water) | 7.0 - 10.0 |
| Chloride (Cl) | ≤ 0.005 % |
| Sulfate (SO₄) | ≤ 0.005 % |
| Heavy metals (as Pb) | ≤ 0.0005 % |
| Ca (Calcium) | ≤ 0.003 % |
| Fe (Iron) | ≤ 0.0005 % |
| Mg (Magnesium) | ≤ 0.002 % |
| Na (Sodium) | ≤ 0.5 % |
| Corresponds to ACS |
