Substance profile
Nickel Dichloride
Nickel Dichloride is yellow scales; golden yellow with a none odor.
01 · Identification
What Nickel Dichloride is
Nickel Dichloride is yellow scales; golden yellow with a none odor. Its molecular formula is Cl2Ni and its molecular weight is 129.6 g/mol. It boils at 973 °C, melts at 1001 °C.
Under the GHS it carries the signal word Danger. It is classed as carcinogens.
02 · GHS classification
Hazards and label elements
Harmonised classification under CLP Annex VI. This is the legally binding classification in the EU; other jurisdictions may differ.
| Code | Hazard statement |
|---|---|
| H350i | May cause cancer by inhalation. |
| H341 | Suspected of causing genetic defects <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>. |
| H360D | May damage the unborn child. |
| H331 | Toxic if inhaled. |
| H301 | Toxic if swallowed. |
| H372 | Causes damage to organs <or state all organs affected, if known> through prolonged or repeated exposure <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>. |
| H315 | Causes skin irritation. |
| H334 | May cause allergy or asthma symptoms or breathing difficulties if inhaled. |
| H317 | May cause an allergic skin reaction. |
| H400 | Very toxic to aquatic life. |
| H410 | Very toxic to aquatic life with long lasting effects. |
Precautionary statements: P201, P260, P261, P264, P270, P271, P272, P273, P280, P301, P302, P304, P308, P310, P313, P314, P330, P332, P333, P352, P391, P501
03 · Physical and chemical properties
Nickel Dichloride properties
Every value is shown with the conditions it was measured under and the source it came from. Where sources disagree, all values are listed rather than one being picked — the difference is usually a different form of the substance, not an error.
| Property | Value | Conditions | Source |
|---|---|---|---|
| Boiling point | 973 °C (1783.4 °F) | sublimes | HSDB |
| Melting point | 1001 °C (1833.8 °F) | HSDB | |
| Density | 3.51 g/cm³ | HSDB | |
| 3.51 g/cm³ | at 25 °C | DOE PAC | |
| 3.55 g/cm³ | at 15 °C | CAMEO | |
| Solubility | Green scales, sol in water, alcohol, and ammonium hydroxide | Hexahydrate | HSDB |
| Soluble in ethanol and ammonium hydroxide, insoluble in ammonia | HSDB | ||
| Vapor pressure | 1 mmHg | at 671 °C, solid | HSDB |
| Lower explosive limit (LEL) | A MIXTURE OF POTASSIUM & ... PRODUCES A STRONG EXPLOSION ON IMPACT ... . | NICKEL CHLORIDE | HSDB |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.
04 · Source notes
Further notes on Nickel Dichloride
These are descriptions rather than measured values, so they are kept out of the table above and quoted here with the source that reported them.
Solubility
Green, deliquescent crystals or crystal powder, monoclinic, structure reported to be trans-(NiCl2(H2O)4.2H2O, sol in about one part water, in alcohol /Hexahydrate/
Source: HSDB
05 · Handling and storage
Storing and handling Nickel Dichloride
Storage conditions
Use ambient storage temp and open venting.
Source: Hazardous Substances Data Bank (HSDB)
Reactivity
NICKEL CHLORIDE is a yellow, crystalline material, mildly toxic, carcinogenic. On contact with strong acids or acid fumes it produces highly toxic and corrosive hydrogen chloride gas. When heated to decomposition it emits toxic chloride fumes [Lewis, 3rd ed., 1993, p. 915].
Source: CAMEO Chemicals
Planning storage for a mix of chemicals? Check Nickel Dichloride in the storage compatibility matrix →