Zinc sulfate Heptahydrate series product for industrial grade
Molecular formula: ZnSO4 7H2O
Molecular weight: 287.56
Properties
white or crystal with light yellow, soluble in water and slightly soluble in alcohol and glycerin. It is insoluble in ketone and liquid ammonia. Relative density1.975,melting point100?.
Use
It is the material of manufacturing zinc salts, zinc stearate, zinc carbonate and others, and used as wood antiseptic, storage agent and others.
Features and functions
High purity, strong dispersing ability, quick solution, pure color, small impurity, strong stability and others
Packing and transportation
Weaving bag lined with plastic. Standard net weight: 25kg, 40kg, 50kg. Please pay more attention to preventing moisture.
Item |
Index |
||
Product type |
Excellent grade | First grade | |
| Main content | (Zn)mass fraction %= |
22.51 |
22.28 |
(ZnSO4 7H2O)mass fraction %= |
99 |
98 |
|
Ph value(50g/L solution) %= |
3.0 |
3.0 |
|
| Water insoluble mass fraction %= | 0.02 |
0.05 |
|
Plumbum(Pb) mass fraction%= |
0.001 |
0.002 |
|
Cadmium(Cd) mass fraction %= |
0.001 |
0.002 |
|
Iron(Fe) mass fraction %= |
0.003 |
0.005 |
|
Manganese(Mn) mass fraction %= |
0.005 |
0.10 |
|
