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Copper sulfate pentahydrate
Name: Copper sulfate pentahydrate
Formula: CuSO4ยท5H2O
CAS Number: 7758-99-8
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Description:

Properties:Celluloid trimetric crystal or powder in blue ordorlessness, it will be efflorescent slowly in dry open air and the surface will become white powder heated to 45, loss one crystal water at 102, loss tow crystal water at 113, loss 4 crystal water become white Copper Sulphate Mono; At 258, loss all crystal water, become white-green copper sulphate anhydrous in powder, at 650, it will decompose to Cupric oxid powder in black and liberate SO3.It is soluble in water, its liquid react weak acid, slightly soluble in methanol, insoluble in ethanol anhydrous.
Specifications:

Item index
Feed Grade 
Electroplating Grade
Industry Grade 
Agriculture Grade
 Purity
98%min
99%min
96%min
94%min
Cu Content
25%min
25.2%min
24.5%min
24.0%min
Pb
10ppmmax
5ppm max
20ppm max
20ppm max
As
5ppmmax
5ppm max
20ppm max
20ppm max
Zn
-
10ppm max
-
-
Ni
20ppm max
10ppm max
-
-
Cd
5ppm max
5ppm max
-
-
Insoluble Matter
0.05%max
0.005%max
0.2%max
0.2%max
Applications: As a mordant for cotton and silk; used to produce green and blue pigment; used as insectucude, bactericide for water, antiseptics for wood, catalyst for tannage, electrocopper, battery. carving and so on ; used in mining industry and as raw materials of other chemicals.
In agrochemicstry, it used as pesticide, its liquid mixed with lime milk in proporting is insecticide for fruit trees and cotton and it also used to produce other pesticide (contain copper) preventing tanspotting, smut-fungi of barley & gibberella of wheat; used to produce trace-element fertilizer and as feed supplement.
Packing: In 25/1000/1100kgs pp bags.