Nomenclature
CAS number: 10294-52-7
Chromic acid iron(3+) salt (3:2); C.I. Pigment Yellow 45; C.I. 77505; Siderin yellow.
Cr
3Fe
2O
12; mol wt 459.67.
Cr 33.93%, Fe 24.30%, O 41.77%.
Fe
2(CrO
4)
3.
Description and references
Preparation: Boericke, Bangert, Bur. Mines Rep. Invest. 3813, 19
pp (1945), C.A. 39, 51647 (1945).
Properties
Yellow powder. Practically insol in water. Sol
in HCl.Use
Pigment for ceramics, glass and enamels.