Amber bottles are for use in semivolatiles, pesticides, PCBs, and metals analyses. They are recommended for UV-light sensitive samples. Clear bottles are for use in metals analysis. All bottles are Type III glass with Teflon* resin-lined caps. Precleaned (PC) and Quality Assured (QA) bottles meet EPA specifications. QA bottles include a Certificate of Analysis. PC and QA cases are custody-sealed to ensure reliable chain-of-custody. Not Precleaned (NPC) bottles do not receive the specialty cleaning process. |