Cobalt(II) Fluoride Tetrahydrate (CoF2•4H2O)-Powder

Characteristic

 

Cobalt(II) fluoride is a chemical compound with the formula (CoF2). It is a pink crystalline solid compound which is antiferromagnetic at low temperatures (TN=37.7 K) The formula is given for both the red tetragonal crystal, (CoF2), and the tetrahydrate red orthogonal crystal, (CoF2•4H2O).




Chemical formula :CoF2•4H2O

Molar mass : 168.99 g/mol

Appearance : Red crystalline solid

Density：2.22 g/cm3 (tetrahydrate)

Melting point :1,217 °C (2,223 °F; 1,490 K)

Boiling point : 1,400 °C (2,550 °F; 1,670 K)

Solubility in water: 1.4 g/100 mL (25 °C)




Application

 

Cobalt(II) fluoride can be used as a catalyst to alloy metals. It is also used for optical deposition, of which it tremendously improves optical quality. The compound may be used in dental care.