Silicone rubber sealings, Septa for GL 14, pk/100 Back Catalog number: OST-LENZ01341214 Availability: In the manufacturer's stock Price on request - + Recommended H4-AXAAC HiSorb probe, DVB/CWR/PDMS, inert, standard length, pk 6 Price on request 1232 BALLOONS FOR GAS SAMPLING, 2Liters Price on request C-POD-KIT01-TNXTA POD Starter kit: Tenax TA Price on request