FEP gas sampling bag with PTFE dual-valve, 5L Back Catalog number: HEDFEP32_5L Availability: In the manufacturer's stock Price on request - + Recommended M-CHCT-250 Calibration tool for M-CTE250I, pk 4 Price on request M-SPC05-120 Collar spacer, alum 5mm, for M-CTE120I,pk 6 Price on request U-T1KORI Empty cold trap, KORI-xr Price on request