O-RINGS FOR ITEM 554 Back Catalog number: 557 Availability: In the manufacturer's stock Price on request - + Recommended 368 PETRI DISHES, TRIPLE VENT, O 60mm (1 pc) Price on request 563 Stojan na mikrozkumavky 1,5ml, modrý, KARTELL563 Price on request 41051 Pipeta serologická, HTL Standart tip, 25ml, steril Price on request