Copper Sulphate Pentahydrate Powder crystal

Copper Sulphate Pentahydrate

Product Name: Copper Sulphate Pentahydrate

Molecular formula: CuSO4.5H20
CAS NO.: 7758-99-8
Appearance: Blue Powder, Blue Crystal, Blue Crystalline Powder
Application: Flotation reagent
Grad: Agriculture Grade, Technical Grade, Animal Feed Grade, Electro Plating Grade

Copper Sulphate Description :

Chemical Name: copper sulfate pentahydrate(Other names: Blue vitriol, Blue store)
Molecular formula: CuSO4.5H20

Physical characteristics: Blue crystal or powder, free-flowing, and soluble in water, without impurities.

Fineness: 20-80 mesh,80 mesh upper
Density: 3.28

Property: White, fluid powder, its relative density is 3.28, soluble in water, slightly soluble in alcohol, insoluble in acetone and easily deliquesced in air.


Copper Sulphate is used for extracting the other copper, is also used as a textile mordant, agricultural pesticides, fungicides, and for water treatment. As a mordant for cotton and silk; used to produce green and blue pigment; used as insecticide, bactericide for water, antiseptics for wood, catalyst for tonnage, electro copper, battery. carving and so on ; used in mining industry and as raw materials of other chemicals.


  • Packing: 25KGS/50 KGS net p.p.woven bags with P.E. liner
    • N.W.:/G.W.: 25.00/25.10KGS
    • N.W.:/G.W.: 50.00/50.20KGS   
  • 20’GP container Loading : 25MTS
  • Payment Terms : 30% advance payment by TT, 70% against copy of B/L or L/C at sight
  • Lead time: within 2 weeks upon receiving copy of advance payment.

Properties :

Sky blue crystal granular or power, can soluble in water and diluted acetic acid. The solution appears as weak acidity. It will be effloresces slowly in dry air, and its surface will become white powder substance. Copper Sulphate will lose four crystal water when heated to 110, and will be changed into white copper sulfate anhydrous which is easy to absorb water when the temperature is higher than 150°C.

Items Industrial Grade  Feed Grade
98% Min 99% Min 97.5% Min 98.5% Min
Cu 24.50 % 25% 24%  25.07 %
Pb 0.05% Max 0.05% Max 0.05% Max  0.05% Max
Fe 0,001% Max 0,001% Max 0,001% Max  0,001% Max
Co 0.048% Max 0.048% Max 0,001% Max  0.048% Max
Ca 0.05% Max 0.05% Max 0.05% Max  0.05% Max
Ni 0.05% Max 0.05% Max 0.05% Max  0.05% Max
Zn 0.05% Max 0.05% Max 0.05% Max  0.05% Max
As 20 ppm 20 ppm 20 ppm  20 ppm
Hg 0.1 PPM Max 0.1 PPM Max 0.1 PPM Max  0.1 PPM Max
Chloride 0.013% Max 0.013% Max 0.013% Max  0.013% Max
PH 3.0-4.0 3.0-4.0 3.0-4.0  3.0-4.0
Free Acid 0.3 0.2 0.3  0.3
Water Insoluble 0.05% Max 0.05% Max 0.05% Max  0.05% Max