4409. Germanium Dioxide

Nomenclature

CAS number: 1310-53-8
Germanium oxide (GeO2); germanium(IV) oxide.
GeO2; mol wt 104.64.
Ge 69.42%, O 30.58%.

Properties

White powder. Sol in about 250 parts cold water, 100 parts boiling water; sol in acids or in solns of the fixed alkalies. LD50 i.p. in rats: 750 mg/kg, Rosenfeld, Wallace, Arch. Ind. Hyg. Occup. Med. 8, 466 (1953).