DEVEX gas sampling bag, stopcock straight valve, 5L Back Catalog number: HEDDEV31_5L Availability: In the manufacturer's stock Price on request - + Recommended T-12AM Focusing trap, Air Monitoring, for TT24-7 Price on request U-T15ATA-2S UNITY 2 Cold trap, TO-15/TO-17 Air Toxics C2/3 Price on request P-CPU10 Unions, for VOC-Mole cap assembly,pk10 Price on request