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 702773 N 20 Alumin crimp cap, silver, Butyp/PTFE, pk/100 26,55 € 31020SP-2346 10mL SPME Clear Radius Bottom Vial, 23x46mm, 20mm 50,13 € 702917 6ml HS Crimp vial N20, 22x38mm, clear, RB, pk/100 22,69 €