thorium oxalate

thorium oxalate

[′thȯr·ē·əm ′äk·sə‚lāt] (organic chemistry) Th(C2O4)2·2H2O A white, toxic powder soluble in alkalies and ammonium oxalate, insoluble in water and most acids, decomposes to thorium dioxide, ThO2, above 300-400°C; used in ceramics.