... light transmittance Certification: ISO 9001, ISO14001, OHSAS18001 This clear quartz water sleeve has the typical characteristics of hiht purity, ... ×1010permittivity(@1MHZ)3.755.86 Application: This quartz water sleeve is widely used in halogen lamps, mercury lamps ... lamp, automobile lamp, stage lamp, thermocouple, copiers lights, water treatment lamp casing, all kinds of quartz vessels, pipelines and ...