Repalcement septum for Tedlar bag TDLC31Z Back Catalog number: HEDTDLC-S Availability: In the manufacturer's stock Price on request - + Recommended P-CP010 VOC-Mole cap assembly,pk10 Price on request U-T2GPH-2S UNITY 2 & TD-100 Cold trap general purpose hydrop Price on request HEDFEP32_2L FEP gas sampling bag with PTFE dual-valve, 2L Price on request