Nalgene* Black Teflon* FEP Bottles

Black Teflon* FEP. Thest bottles combine the extraordinary chemical resistance of FEP and the opacity of carbon black pigment. Zero transmission of both visible and ultraviolet light to 5000°A makes these bottles ideal for storage of virtually any light sensitive material. Useful for pollution sampling and analysis; also help protect chemically aggresive light sensitive liquids. Bottle with closure withstand temperatures from -105°C to -150°C. Packaged individually. Before auoclaving, just set cap or closure on top of the container without engaging the threads.