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Copper Sulfate Pentahydrate (CuSO4*5H2O)-Granules

  • 7758-99-8
  • CuSO4-5H2O
  • 99%
  • 1 mm - 3 mm
  • Class 9
  • 616-477-9
  • UN3077
  • PG III


Copper(II) sulfate, also known as copper sulphate, are the inorganic compounds with the chemical formula CuSO4(H2O)x, where x can range from 0 to 5. The pentahydrate (x = 5) is the most common form. 

Chemical formula:CuSO4 (anhydrous)    CuSO4·5H2O (pentahydrate)

Molar mass:159.609 g/mol (anhydrous)    249.685 g/mol (pentahydrate)

Appearance:gray-white (anhydrous)    blue (pentahydrate)

Density:3.60 g/cm3 (anhydrous)    2.286 g/cm3 (pentahydrate)

Melting point:110 °C (230 °F; 383 K) decomposes (·5H2O) if pentahydrate

                         <560 °C decomposes if anhydrous

Boiling point:decomposes

Solubility in water:1.055 molal (10 °C)     1.26 molal (20 °C)     1.502 molal (30 °C)

Solubility:anhydrous   insoluble in ethanol    pentahydrate

                   soluble in methanol   10.4 g/L (18 °C)    insoluble in ethanol, insoluble in acetone

Magnetic susceptibility (χ):+1330·10−6 cm3/mol

Refractive index (nD):1.724–1.739 (anhydrous)    1.514–1.544 (pentahydrate)

Crystal structure:Orthorhombic 


Copper sulfate is an important raw material for preparing other copper-containing compounds.Bordeaux liquor can be mixed with lime milk and used as fungicide.Also used in the electrolysis of refined copper electrolyte.

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