Nickel nitrate
Molecular formula: Ni(NO)4·6H4O
Relative Molecular weight: 290.81
Technical index: HGB3234-60
Properties: dark green monoclinic plate
like crystal, density:2.05 g/cm3, melting point
56.7°C, boiling
point: 136.7°C (saturated solution). Freely soluble
in water, liquid ammonia, ethanol, slightly soluble in acetone,
water solution is acid.
Technical index:
Index name |
First
grade |
Second
grade |
| Content≥% |
98.0 |
97.0 |
| Water insoluble≤% |
0.01 |
0.02 |
Chloride≤% |
0.03 |
0.03 |
Sulfate≤% |
0.03 |
0.03 |
| Iron(Fe)≤% |
0.001 |
0.02 |
| Zinc(Zn)≤% |
0.01 |
0.05 |
| Cobalt(Co)≤% |
0.1 |
0.1 |
Heavy metal(Cu)≤% |
0.02 |
0.02 |
Alkali metals & Alkali earth metals(as
SO4 ) ≤% |
0.2 |
0.5 |
Application area: Used in nickel plating,
coloring of metals, nickel catalyzer, brown pigment for ceramics
etc. |
