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 M-MCAL50 Disposable dish, alum, 50mL,pk100 Price on request M-MCTL250 Sample Pan Removal Tool, for high temp Micro-chamber Price on request M-SPGSC-250 Adjustable sprung spacer, for M-CTE250I,pk 4 Price on request