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 HEDNDV32_2L New DEVEX gas sampling bags with PTFE dual-valve, 2L Price on request U-T13DHS-2S DHS application cold trap, UNITY 2/xr andTD-100/xr Price on request M-SPGSC-250 Adjustable sprung spacer, for M-CTE250I,pk 4 Price on request