SODIUM HYDROXIDE PELLETS , AR GRADE
SODIUM HYDROXIDE PELLETS , AR GRADE
| Article No. | 587508 |
| Grade | AR |
| Purity | 98% |
| CAS No. | 1310-73-2 |
| Molecular Formula | NaOH |
| Molecular Weight | 40.00 |
| H.S. Code | 2815.1190 |
| Shelf Life | 60 Months |
Physical properties
| Physical state at 20°C | Solid |
| Colour | White pellets |
| Odour | Odorless |
| pH value | 13 – 14 |
| Melting point/Freezing point [°C] | 318 °C |
| Boiling point [°C] | 1390°C |
| Vapour pressure [20°C] | < 24 hPa at 20 °C |
| Vapour density | >1 |
| Density [g/cm³] | 2.13 |
| Solubility in water [% weight] | 111 g/100 g of water |
Specifications
| Appearance | White or almost white, crystalline masses, supplied as pellets, sticks, or slabs; deliquescent, readily absorbing carbon dioxide |
| Assay (acidimetric) | 97 – 100.5 % |
| Identification | A- pH ≥ 11 B- Gives reaction of sodium |
| Solubility | Very soluble in water |
| Carbonates | Max 2 % |
| Chlorides | Max 200 ppm |
| Sulphate (SO₄) | Max 200 ppm |
| Packings | 500 g – 1 kg |
