STOPPERS PTFE, NS 14,5/23 Back Catalog number: 1455 Availability: In the manufacturer's stock Price on request - + Recommended 1997 GRADUATED BURETTE, 10ml Price on request 32429 Klema - svorka na fixaci kónických NZ zábrusů 24/2 Price on request 3807 SYLICON CONICAL STOPPER - 23x16mm, h 26mm Price on request