Lead telluride (PbTe) has a cubic rocksalt crystal structure which undergoes transition at high pressures to an orthorhombic structure. Lead telluride is a thermoelectric material, oxidation in air has been reported.
L 1425 (OTTO) Lead(II) telluride 99.998%+ Cas 1314-91-6 - used to make thermoelectric converter (cooler, generator, heat), infrared detectors and tunnel diode. L 1425 (OTTO) Lead(II) telluride 99.998%+ Cas 1314-91-6 - used in organic synthesis, pharmaceuticals and agrochemicals.