POTASSIUM NITRITE EXTRA PURE
| Product Code | B-02146 | BRAND | Bio-Chem |
|---|---|---|---|
| Grade | EXTRAPURE | CAS No | 7758-09-0 |
| Molecular Formula | KNO3 | Molecular Weight | 85.11 |
| H.S.Code | 2834.21000 | Shelf Life | 60 Months |
| Purity | 99.5 % |
Physical Properties
| Physical state at 20 °C | Solid | Colour | Pale yellow crystals |
|---|---|---|---|
| Density [g/cm3] | 1.915 | Melting point/ Freezing point [°C] | 350 °C |
| pH Value | 7 - 10 | Vapour density | 2.9 |
| Odour | Odorless | Solubility in water [% weight] | 300g in 100g of water |
| Oxidising properties | The substance or mixture is classified as oxidizing with the subcategory 2 |
Packaging
Specification
| Appearance | Hygroscopic crystalline powder with pale yellow tint |
| 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