Nickel chloride hexahydrate appears as green or grass-green monoclinic prismatic crystals under normal temperature and pressure. It is a nickel salt derivative, commonly used as a nickel catalyst in organic synthesis to catalyze organic chemical reactions. In fine chemical production, this Chemicalbook chemical can serve as an anode activator in rapid nickel plating and is applied in chemical nickel electroplating. Nickel chloride hexahydrate is also used in the field of materials science, such as for preparing metallic nickel nanoparticles, nickel hydroxide nanowires, and synthesizing metal-organic frameworks.
Applications
- Used in nickel plating, as an anode activator in rapid nickel plating, and as an ammonia absorbent in industrial settings or gas masks. It is also used for manufacturing catalysts, dry batteries, and invisible ink.
- Used in electroplating, and can also act as a preservative and ammonia absorbent.
- Used in nickel plating and manufacturing invisible ink.
| Property | Value |
| Melting Point | 140°C -H₂O |
| Bulk Density | 640kg/m³ |
| Density | 1.92 g/cm³ |
| Storage Condition | Store below +30°C. |
| Solubility | Solubility in water is 2540 g/L |
| Form | The solution may darken during storage |
| Color | Green |
| pH Value | 4.9 (100g/l, H₂O, 20°C) |
| Water Solubility | 2540 G/L (20 °C) |
| Sensitivity | Hygroscopic |
| Merck | 14,6505 |
| Exposure Limits | ACGIH: TWA 0.1 mg/m³; NIOSH: IDLH 10 mg/m³; TWA 0.015 mg/m³ |
| Stability | Stable. Hygroscopic. Incompatible with peroxides. |
| InChIKey | LAIZPRYFQUWUBN-UHFFFAOYSA-L |
| CAS Database | 7791-20-0 (CAS DataBase Reference) |
| EPA Chemistry | Nickel chloride (NiCl₂), hexahydrate (7791-20-0) |