Tube gas sampling 350, nozzle (GL14), septum Back Catalog number: OST-201-3421 Availability: In the manufacturer's stock Price on request - + Recommended M-MCTOP250I Removable lids for M-CTE250I, inert,pk 4 Price on request 1231 BALLOONS FOR GAS SAMPLING, 1,5Liters Price on request U-COV35 O-Ring, low-emission, size 035,pk10 Price on request