title: The structure of the heteropolytungstate (NH4)17Na NaW21Sb9O86-14H2O. An inorganic crypate.
mesh_terms: D000965:Antimony; D000970:Antineoplastic Agents; D003461:Crystallography; D014414:Tungsten
chemical_list: D000970:Antineoplastic Agents; D000965:Antimony; D014414:Tungsten