Nomenclature
CAS number: 1345-24-0
Aurous stannate; C.I. Pigment Red 109; C.I. 77482; gold-tin precipitate; gold-tin purple; purple of Cassius.
Description and references
Contains gold, tin and oxygen; composition
of commercial products varies and in some cases may be a complex mixture
of gold and stannic acid. Prepn: Colour
Index vol. 4 (3rd ed., 1971) p 4669.
Properties
Brown powder. Practically insol in water. Sol
in ammonia.Use
Manuf ruby glass, colored enamels, and painting
porcelain.