Multi-layer gas sampling bags, PP valve (4.76mm), 1L Back Catalog number: MBT71_1L Availability: In the manufacturer's stock Price on request - + Recommended C-HSINS10-6 Agitator spacer for vials, 20mL to 10mL, pk/6 Price on request M-MCHSI Sample pans for M-CTE120I, inert,pk 6 Price on request U-T1KORI Empty cold trap, KORI-xr Price on request