Screw cap ND18, silver, closed, Sil/PTFE, pk/100 Back Catalog number: 18 03 1666 Availability: In the manufacturer's stock Price on request - + Recommended 702775 N20 Aluminium crimp cap, Butyl/PTFE, pk/100 27,28 € 702263.2 Vial N20-20, CR, a,22.5x75.5, r, DIN(CTC 36,94 € 5150BMUL-20B 20mm Blue BiMetal Seal, 3mm Thick Clear PTFE/Blue 75,87 €