Tedlar® PVF Sampling Bags PTFE On/Off valve, 0,3L Back Catalog number: HEDTDLC31Z_0.3L Availability: In the manufacturer's stock Price on request - + Recommended U-T1KORI Empty cold trap, KORI-xr Price on request M-SPGSC-120 Adjustable sprung spacer, for M-CTE120I,pk 6 Price on request M-MCAL20 Disposable dish, alum, 20mL,pk100 Price on request