Tedlar® PVF Sampling Bags PTFE On/Off valve, 0,3L Back Catalog number: HEDTDLC31Z_0.3L Availability: In the manufacturer's stock Price on request - + Recommended U-T9TNX-2S Unity 2/TD-100 Cold trap, Tenax TA Price on request C-HSPVLP-6 HiSorb Septum Plug, pk 6 Price on request C-HSINS10-4 Vial block insert, 20mL to 10mL, pk 4 Price on request