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Copper Sulfate (High Pure Grade)

Basic Information

Chemical Name: Copper Sulfate; also called blue vitriol

Chemical Formula: CuSO4·5H2O Molecular Weight: 249.68

Appearance: Blue crystal or powder.

Uses

COSMO’s high pure grade copper sulfate can be directly used without any pre-treatment due to its low content of metallic ions and organic impurities. It can be applied to the interconnection and encapsulation of high-end PCB components, chemical reagents,

Item

High Purity Grade

(Typical Value)

Ultra-Pure Grade

(Typical Value)

   CuSO4·5H2O,% 

99.7

99.7

Cl,ppm

5

3

Fe,ppm

8

2

Pb,ppm

2

1

Zn,ppm

4

2

Ni,ppm

2

1

Co,ppm

0.2

0.1

Ca,ppm

1

1

As,ppm

0.9

0.5

Cr,ppm

0.6

0.3

Cd,ppm

0.05

0.03

Water Insoluble,ppm

3

1

 pH5% solution,20°C

3.8

3.8

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