Type III glass jars with open-top caps are for use in volatile organic analysis. Feature Teflon* resin/silicone septa ultrasonically bonded for complete sample integrity. Type III glass jars with Teflon resin-lined solid-top caps are for use in semivolatiles, pesticides, PCBs, and metals analyses. Precleaned (PC) and Quality Assured (QA) bottles meet EPA specifications. QA bottles are supplied with a Certificate of Analysis. PC and QA cases are custody-sealed to ensure reliable chain-of-custody. Not Precleaned (NPC) jars do not receive the specialty cleaning process. | 
