WATCH GLASSES PTFE, 52mm Back Catalog number: 643 Availability: In the manufacturer's stock Price on request - + Recommended H 901-03 BOLA Threaded Couplings, PTFE, GL 25 Price on request 1501 COBAS SEGMENTS BULK (1 pc) Price on request 5016 LABELS - CHLOROFORM (10 pcs) Price on request