Specification of Copper Sulphate |
|
CAS NO. |
7758-99-8 (Pentahydrate) |
EINECS NO |
231-847-6 |
Formula |
CuSO4 . 5H2O |
Mol Wt. |
249.68 |
HS Code |
2833.25 |
Physical and Chemical Properties |
Physical State |
Odorless Blue Crystals |
Melting Point |
110 °C |
Boling Point |
653 °C |
SOLUBILITY IN WATER |
Soluble (but Insoluble In Alcohol) |
Specific Gravity |
2.28 |
pH |
3.7 – 4.5 (5% sol.) |
Vapor Density |
8.6 |
Flash Point |
Not considered to be a fire hazard |
Stability |
Stable under ordinary conditions |
Appearance |
Blue Crystalline Powder |
CuSO4 . 5H2O |
98.5 % |
Cu |
25.0 % |
Fe |
0.02 % |
Pb |
0.002 % |
Cd |
0.0003 % |
Free H2SO4 |
0.046 % |
H2O |
0.01 % |
As |
0.002 % |
Ni |
0.1 % |
Hg |
0.01 ppm |