Spare solid glass stopcock key, NS 14,5, 2pc/pk Back Catalog number: OST-227-3141 Availability: In the manufacturer's stock Price on request - + Recommended C-HSPVLP-20 HiSorb septum plug, pk 20 Price on request M-MCAL50 Disposable dish, alum, 50mL,pk100 Price on request C-VAC-FULL-ARR-KI Vacuum SPME Arrow Full Starter Kit Price on request