O-RING-234 For High Flow Damper Plate Back Catalog number: 1970-0234 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended M-MCTL250 Sample Pan Removal Tool, for high temp Micro-chamber Price on request DEV31_5L DEVEX gas sampling bag, stopcock straight valve, 5L Price on request U-HSVB-20 Replacement Vial Block, for HiSorb Agitator Price on request