VIAL-CLOSURE-SET: 548-0156K: 40ml EPA Screw Neck Vial, 95 x 27.5mm, clear glass, 1. hydrolytic class + 548-0636K: Screw Cap, ND 24, closed Top, Polypropylene, white, liner material: natural Silicone/beige PTFE, 3.2mm, 45° shore A, EPA Quality, bonded 1 * 1.000 items