VIAL-CLOSURE-SET: 548-0156K: 40ml EPA Screw Neck Vial, 95 x 27.5mm, clear glass, 1. hydrolytic class + 548-0157K: Screw Cap, ND 24, open Top, Polypropylene, white, liner material: natural Silicone/beige PTFE, 3.2mm, 45degrees shore A, EPA Quality, bonded, 1 * 1.000 items
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