- Chemical Name:Stannous Oxide
- CAS Number:21651-19-4
- Chemical Family:Oxides, Tin Compounds
- Pigment Type:Inorganic Pigments
- Synonyms:Tin Protoxide
William Blythe Stannous Oxide is a high purity tin (II) oxide black powder with wide applicability across a range of sectors including catalysis, life sciences, pigments, plating and process chemicals, a colorant in the glass industry to make ruby glass, as a source of Sn2+ ions in solid state description reactions to produce complex oxides, or in reactions with weak acids to manufacture stannous compounds.