Mercuric chloride is one of the most toxic chemical compounds of mercury, due to its high solubility in water. It is most often used as a laboratory reagent, and occasionally used to form amalgams with metals.
Corrosive
Acute toxic
Health hazard
Environmental hazard
⚠️ For information only; not a substitute for the official Safety Data Sheet (SDS).
Mercuric chloride is one of the most toxic chemical compounds of mercury, due to its high solubility in water. It is most often used as a laboratory reagent, and occasionally used to form amalgams with metals.
| Physical Description | Mercuric chloride appears as an odorless white crystalline solid. Density 5.4 g / cm3. Melting point 277 °C. Slightly volatile at ordinary temperatures. Can be sublimed unchanged. Corrosive to the … |
| Color/Form | Colorless rhombic crystals or white powder |
| Odor | Odorless |
| Melting Point | 529 °F (EPA, 1998) |
| Boiling Point | 576 °F at 760 mmHg (EPA, 1998) |
| Density | 5.44 at 77 °F (EPA, 1998) - Denser than water; will sink |
| Solubility | 5 to 10 mg/mL at 72 °F (NTP, 1992) |
| Vapor Pressure | 1 mmHg at 277.16 °F (EPA, 1998) |
| Refractive Index | INDEX OF REFRACTION: 1.859 |
| Stability/Shelf Life | SLIGHTLY VOLATILE AT ORDINARY TEMP; APPRECIABLY SO AT 100 °C; VOLATILIZES UNCHANGED @ ABOUT 300 °C |
| IUPAC Name | dichloromercury |
| Molecular Formula | Cl2Hg |
| Molecular Weight | 271.50 g/mol |
| CAS | 7487-94-7 |
| SMILES | Cl[Hg]Cl |
| InChIKey | LWJROJCJINYWOX-UHFFFAOYSA-L |
| Catalog No | KC.1310099 |
| Pack sizes | 100GM · 250GM |
⚠️ For information only; not a substitute for the official SDS.