INTRODUCTION
Mercuric ammonium chloride, also called white precipitate, is a heavy white odourless amorphous compound used in external treatment of skin diseases and to destroy lice.
Manufacturing
Ammoniated mercury is obtained by treating a solution of mercuric chloride with excess of ammonia.
| Synonyms | Mercuric Ammonium Chloride, Ammoniated Mercuric Chloride, Mercuric Amidochloride |
| CAS no. | 10124-48-8 |
| EINECS no. | 233-335-8 |
| Molecular formula | NH2HgCl |
| Molecular weight | 252.07 |
| Structure |  |
Applications
| Ammoniated mercury is used in making skin whitening cream. Also, to treat: |
|---|
| Impetigo |
| Psoriasis |
| Minor skin infections |
| Other skin disorders |
SPECIFICATIONS
| Test | Unit | Specification |
|---|---|---|
| Appearance | – | Fine white powder |
| Identification | – | Must comply A, B & C tests |
| Residue on ignition | % | Max 0.2 |
| Mercurous compounds | % | Max 0.2 |
| Moisture content | % | Max 0.1 |
| Residual solvents | – | Must meet the requirement |
| Assay | % | 98.0 – 100.5 |
STORAGE
Keep in a closely tight container, away from heat, moisture, and direct light.
PACKING
20 kg UN approved HDPE drum.
REACH Status
A registration number is not available for this substance as the substance, or its uses are exempted from registration.
REGISTRATION / CERTIFICATION
ISO, GMP
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