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Also known as green compound for buffing and polishing, it can be used as abrasives. Apart from being used as a precursor to the magnetic pigment viz., chromium dioxide, it is used in inks, glasses, and pigments (viridian). They are employed as plating agents and surface treating agents. It is a catalyst in the Phillips process of manufacture of high density polythene.
Zhang, D.; Li, X.; Qin, B.; Li, X.; Guo, X.; Lai, C. Fabrication of Chromium (III) Oxide (Cr2O3) Coating by Electrophoretic Deposition. J. Am. Ceramic Soc. 2014, 97 (11), 3413-3417.
Lennartson, A. The colours of chromium. Nat. Chem. 2014, 6, 942.
Wiśniewska, M.; Szewczuk-Karpisz, K. Removal possibilities of colloidal chromium (III) oxide from water using polyacrylic acid. Environ. Sci. Pollut. Res. Int. 2013, 20 (6), 3657-3669.
Hazard Statements: H302-H332-H317
Harmful if swallowed. Harmful if inhaled. May cause an allergic skin reaction.
Precautionary Statements: P261-P280g-P304+P340-P301+P312a-P363-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell. Wash contaminated clothing before reuse. Dispose of contents/container in accordance with local/regional/national/international regulations.