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1. Intrduction Copper(II) sulfate, also known as cupric sulfate or copper sulphate, is the chemical compound with the chemical formulaCuSO4. This salt exists as a series of compounds that differ in their degree of hydration. The anhydrous form is a pale green or gray-white powder, whereas the pentahydrate (CuSO4•5H2O), the most commonly encountered salt, is bright blue. Copper(II) sulfate exothermically dissolves in water to give the aquo complex [Cu(H2O)6]2+, which has octahedral molecular geometry and is paramagnetic. Other names for copper(II) sulfate are "blue vitriol" and "bluestone".
Item | Index | ||
CuSO4·5H2O (%) | ≥90 | ≥96 | ≥98 |
Cu (%) | ≥23 | ≥24.5 | ≥25.06 |
Water insoluble (%) | ≤0.2 | ||
Pb (%) | ≤10 ppm | ||
As (%) | ≤4 ppm | ||
Fineness
| 20-40 mesh ≥95% passing rate 40-80 mesh ≥95% passing rate ≥80 mesh ≥95% passing
|
2.Function It can be used as fertilizer, herbicide, fungicide and pesticide.As fertilizer Cu is one of the important micronutrients .It has the fllowing usage
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