Silicone rubber sealings, Septa for GL 14, pk/100 Back Catalog number: OST-LENZ01341214 Availability: In the manufacturer's stock Price on request - + Recommended NDV32_2L New DEVEX gas sampling bags with PTFE dual-valve, 2L Price on request U-RACK02 Maxi Rack (1 L to 6L canisters) Price on request C-VAC-FULL-ARR-KI Vacuum SPME Arrow Full Starter Kit Price on request