: L 7480 (OTTO) Lead zirconate titanate, 99.5% Cas 12626-81-2 - used to make ultrasound transducers and other sensors and actuators, as well as high-value ceramic capacitors and FRAM chips. L 7480 (OTTO) Lead zirconate titanate, 99.5% Cas 12626-81-2 - used in the manufacture of ceramic resonators for reference timing in electronic circuitry.