MAGNESIUM HYDROXIDE
MAGNESIUM HYDROXIDE
| Article No. | 530308 |
| Grade | technical grade |
| Purity | 95% |
| CAS No. | 1309-42-8 |
| Molecular Formula | Mg(OH)2 |
| Molecular Weight | 58.53 |
| H.S. Code | 2816.1010 |
| Shelf Life | 60 Months |
Physical properties
| Physical state at 20°C | Solid |
| Colour | White powder |
| Odour | Odorless |
| pH value | 9.5 – 10.5 |
| Melting point/ Freezing point [°C] | 350°C |
| Density [g/cm³] | 2.36 |
| Solubility in water [% weight] | Insoluble in water |
Specifications
| Appearance | White or almost white, fine, amorphous powder |
| Assay (complexometric) | 95 – 100.5% |
| Identity | Passes test |
| Appearance of solution | Passes test |
| Substance soluble in water | Max 1% |
| Substance insoluble in acetic acid | Max 0.1% |
| Chloride (Cl) | Max 0.1% |
| Sulphate (SO4) | Max 0.5% |
| Heavy metal (as Pb) | Max 0.003% |
| Arsenic (As) | Max 0.0004% |
| Calcium (Ca) | Max 1.5% |
| Loss on ignition (at 900°C) | 30 – 32.5% |
| Iron (Fe) | Max 0.07% |
| Packings | 500 gm |
