06/12/2018

Gold Oxide

Gold oxide is black powder, which is a precious metal oxide. It is stablest gold oxides, which is insoluble in water, however soluble in hydrochloric acid, concentrated nitric acid and sodium cyanide solution. Gold(III) oxide is sensitive to light and decompose gradually, so the container is brown bottle under low temperature. Gold hydroxide is the raw material.

Gold Oxide

CAS No.:1303-58-8 EINECS No.:215-122-1 Molecular Formula: Au2O3 Molecular Weight:441.93
Melting Point:150℃ Density:3.6 UN 3263 8/PG 3 Au≥88%

Applications

Auric oxide is mainly for gold plating and pigment for ceramics.