POTASSIUM NITRITE Extra Pure
| Article No. | Grade | Purity | CAS No. | Molecular Formula | Molecular Weight | H.S. Code | Shelf Life |
|---|---|---|---|---|---|---|---|
| SC1754 | Extra Pure | 95% | 7758-09-0 | KNO2 | 85.11 | 2834.2100 | 60 Months |
Packings
| 500 g |
Physical Properties
| Physical state at 20 °C | Solid |
| Colour | Pale yellow crystals |
| Odour | Odorless |
| pH value | 7 - 10 |
| Melting point/ Freezing point [°C] | 350 °C |
| Vapour density | 2.9 |
| Density [g/cm3] | 1.915 |
| Solubility in water [% weight] | 300g in 100g of water |
| Oxidising properties | The substance or mixture is classified as oxidizing with the subcategory 2 |
Specifications
| Appearance | White to light yellow hygroscopic crystalline powder |
| Assay (oxidimetric) | Min 95.0% |
| Insoluble matter in water | Max 0.05% |
| Loss on drying | Max 1.0% |
| Chloride (Cl) | Max 0.03% |
| Sulphate (SO4) | Max 0.01% |
| Heavy metal (as Pb) | Max 0.005% |
| Calcium (Ca) | Max 0.05% |
| Iron (Fe) | Max 0.002% |
Safety Information and Hazard Symbols
|
|
|---|---|
| Symbol | GHS03, GHS06, GHS09 |
| Signal Word | Danger |
| UN No. | 1488 |
| IMCO Class No. | 5.1 |
| Packing Group | II |
| Hazardous Statement | H272-H301-H400 |
| Precaution Statement | P220-P273-P301 + P310 |
| Risk Statement | |
| Safety Statement | |