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CAS: 7440-47-3<

Chemical formula: Cr

Molecular weight: 52

Density: 7.14 g/mL at 25 °C (lit.)

Melting point: 1857 °C (lit.)

Boiling point: 2672 °C (lit.)

Appearance: Powder

Colour

Chromium powder: a slightly dark greyish silver-white metal (body-centred cubic crystal system). Melting point (1857 earth 20) ℃. Boiling point 2672 ° C. Relative density d28 7.20. Relative density d28 7.20. Soluble in dilute sulfuric acid, dilute hydrochloride acid, insoluble in water, nitric acid, aqua regalia.

Application: Used for refining high temperature alloy, resistance alloy, precision alloy as chromium additive. Pure chromium is used for electroplating.