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 5156TP8-20SP 20mm Gold Magn. Seal, 8mm, 0.060" PTFE/Sil,pk/100 71,16 € 702263.0 Vial N20-20, CR, c,22.5x75.5, r, DIN,lab 32,56 € 310020-2346A 10mL Amber Headspace Vial, 23x46mm, Flat Bottom, p 50,94 €