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 P-00030 VOC-Mole assembly, 830mm,pk10 Price on request U-T4WMT-2S Water Management, ethane - C20, cold trap Price on request C-VAC-FULL-ARR-KI Vacuum SPME Arrow Full Starter Kit Price on request