Chromic phosphate
Revision as of 12:07, 27 April 2013 by (username removed)
Description
Chromic phosphate exists in two hydrated forms. The hexahydrate form of chromic phosphate is a violet powder. The hemiheptahydrate form is a bluish green powder that has been used as a paint pigment called Arnaudon's green and Plessy's green.
Synonyms and Related Terms
chromium phosphate; Arnaudon's green; Arnaudon's chrome green; Plessy's green; Mathieu-Plessy's green; vert Arnaudon;
Other Properties
Both forms are insoluble in water and acids.
| Composition | CrPO4 |
|---|---|
| CAS | 7789-04-0 |
| Density | 2.12 |
| Molecular Weight | mol. wt. = 146.97 |
Hazards and Safety
Material Safety Data Sheet: Chromium phosphate
Additional Information
R. Newman, "Chromium Oxide Greens", Artists Pigments, Volume 3, E. West FitzHugh (ed.), Oxford University Press: Oxford, 1997.
Authority
- G.S.Brady, G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 611
- Richard S. Lewis, Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 2284