Cobalt(II) chloride Hexahydrate 500g

R3,088.00

Cobalt(II) Chloride Hexahydrate 500g

65 in stock

It is usually supplied as the hexahydrate CoCl2·6H2O, which is one of the most commonly used cobalt compounds in the lab.

Because of the cobalt chloride is used as an indicator for water in desiccants.

Properties
Chemical formula	CoCl₂
Molar mass	129.839 g/mol (anhydrous) 165.87 g/mol (dihydrate) 237.93 g/mol (hexahydrate)
Appearance	blue crystals (anhydrous) violet-blue (dihydrate) rose red crystals (hexahydrate)
Density	3.356 g/cm³ (anhydrous) 2.477 g/cm³ (dihydrate) 1.924 g/cm³ (hexahydrate)
Melting point	726 °C (1,339 °F; 999 K) ±2 (anhydrous)^[2] 140 °C (monohydrate) 100 °C (dihydrate) 86 °C (hexahydrate)
Boiling point	1,049 °C (1,920 °F; 1,322 K)
Solubility in water	43.6 g/100 mL (0 °C) 45 g/100 mL (7 °C) 52.9 g/100 mL (20 °C) 105 g/100 mL (96 °C)
Solubility	38.5 g/100 mL (methanol) 8.6 g/100 mL (acetone) soluble in ethanol, pyridine, glycerol
Magnetic susceptibility (χ)	+12,660·10⁻⁶ cm³/mol
Structure
Crystal structure	CdCl₂ structure
Coordination geometry	hexagonal (anhydrous) monoclinic (dihydrate) Octahedral (hexahydrate)

Weight	0.5 kg

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