Screw caps for screwthread tubes GL14 Back Catalog number: OST-LENZ01320014 Availability: In the manufacturer's stock Price on request - + Recommended U-T15ATA-2S UNITY 2 Cold trap, TO-15/TO-17 Air Toxics C2/3 Price on request U-T20PAM-2S Focusing trap, Photochemical Assessment Monitoring Stations (PAMS), for UNITY-xr, TD100-xr, Centri Price on request HEDFEP32_2L FEP gas sampling bag with PTFE dual-valve, 2L Price on request