[′lan·thə·nəm ′nī‚trāt] (inorganic chemistry) La(NO3)3·6H2O Hygroscopic white crystals melting at 40°C; soluble in alcohol and water; used as an antiseptic and in gas mantles.
lanthanum nitrate
lan·tha·num ni·trate
La(NO3)3; used in electron microscopy as a stain for extracellular mucopolysaccharides.