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Copper Sulphate
CAS No.:
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7758-98-7 |
| UN Number: |
3077 |
| Packing Group: |
III |
| Molecular formula: |
CuSO4.5H2O |
| Property: |
Celluloid tri-metric crystal or powder in blue, easy to be efflorescent in dry open air; the hydration number will decreases when heating; At 258 , it becomes white-green copper sulphate anhydrous powder; at 650 , it will decompose to Cupric oxide powder in black and liberate SO3. Soluble in water, its liquid acts as weak acid, slightly soluble in methanol, insoluble in ethanol anhydrous. |
| Density: |
3.6 |
| Applications: |
As a mordant for textile, such as silk and cotton; used to produce green and blue pigment; bactericide for water, antiseptics for wood, catalyst for tannage, electro-copper, battery. carving and so on ; used in mining industry and as raw materials of other chemicals.
In agro-chemistry, it used as pesticide, its liquid mixed with lime milk is insecticide for fruit trees and cotton and it also used to produce other pesticide (contain copper) preventing tans-potting, smut-fungi of barley & gibberella of wheat; used to produce trace-element fertilizer and as feed supplement
Packing: 25kgs bag with PE inner layer; 1000kgs bag; 1200kgs bag |
| Specifications: |
CuSO4.5H20 98% min
Cu 25% min
Fe 0.05% max
H2SO4 traces
Cd 12mg/kg max
Ni 30mg/kg max
Pb 50mg/kg max
Hg 2mg/kg max
CrIII 300mg/kg max
As 4mg/kg max
Zn 750mg/kg max
Cu 12mg/kg max |
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