Polyester gas sampling bag with PTFE dual-valve, 2L Back Catalog number: HEDPOL32_2L Availability: In the manufacturer's stock Price on request - + Recommended T-1VX CW agents (in particular VX) cold trap, TT24-7 Price on request C-HSINS10-4 Vial block insert, 20mL to 10mL, pk 4 Price on request U-COV100 O-Ring, low-emission, size 010, pk/100 Price on request