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Gold Colloid
A suspension of metallic gold particles.
Year introduced: 1994
Gold Compounds
Inorganic compounds that contain gold as an integral part of the molecule.
Inorganic Chemicals
A broad class of substances encompassing all those that do not include carbon and its derivatives as their principal elements. However, carbides, carbonates, cyanides, cyanates, and carbon disulfide are included in this class.
Year introduced: 1998