Description
| CAS | 21908-53-2 |
| Molecular Formula | HgO |
| Molecular Weight | 216.59 |
| Shelf Life | 60 Months |
| Physical Properties | |||
| Physical State at 20 °C | Solid | Colour | Orange red to yellow |
| Odour | Odorless | Melting Point/ Freezing Point [°C] | 500 °C |
| Evaporation Rate | 0.6 | Density [g/cm3] | 11.14 |
| Solubility in Water [% weight] | Insoluble | ||
| Specifications | |||
| Appearance | Reddish to yellowish orange powder | Assay | Min 99.0% |
| Appearance of Solution | Passes test | Impurities With An Acidic Or Alkaline Reaction | Passes test |
| Chloride (Cl) | Max 0.05% | Nitrate (No3) | Passes test |
| Yellow Mercury (Ii) Oxide | Passes test | Substance Not Reducible With Formic Acid (Residue On Ignition) | Max 0.05% |
| Loss On Drying (At 105°C) | Max 0.5% | ||
| Dangerous Goods Information | |||
| UN Number | 1641 | DG Class | 6.1 |
| Safety Information & Hazard Symbols | |
| Symbol | GHS06, GHS08, GHS09 |
| Signal Word | Danger |
| Hazard Statement | H300-H310-H330-H373-H410 |
| Precaution Statement | P260-P264-P273-P280-P284-P301 + P310 |















