ND18Magnetic Screw Cap, Sil/PTFE (white/blue),1.5mm, pk/100 Back Catalog number: 18031414 Availability: In the manufacturer's stock Price on request - + Recommended 18 03 1666 Screw cap ND18, silver, closed, Sil/PTFE, pk/100 Price on request 702799 N 20 Aluminium pressure release safety cap, silver, center hole, pk/100 8,28 € 31020SP-2346 10mL SPME Clear Radius Bottom Vial, 23x46mm, 20mm 51,72 €