Screw caps for screwthread tubes GL14 Back Catalog number: OST-LENZ01320014 Availability: In the manufacturer's stock Price on request - + Recommended HEDDEV71_5L Devex Gas sampling bags 5L, PP screw cap valve, 3/16'' OD (4.76mm) Price on request U-T19PAH-2S PAH cold trap, UNITY 2/xr and TD-100/xr Price on request C-KITDD-2S Direct desorp (VDA 278) starter kit Price on request