thulium oxalate

thulium oxalate

[′thü·lē·əm ′äk·sə‚lāt]
(organic chemistry)
Tm2(C2O4)3·6H2O A toxic, greenish-white solid, soluble in aqueous alkali oxalates, loses one water at 50°C; used for analytical separation of thulium from common metals.