can't read?
Lanthanum(III) chloride heptahydrate is a calcium channel blocker and is used to precipitate phosphate from solutions.
L 1247 (OTTO) Lanthanum chloride, GR 99.9% Cas 10025-84-0 - used in biochemical research. Doped with cerium, it is applied as a scintillator material. In organic synthesis, lanthanum trichloride functions as a mild lewis acid.