PRE-ASSEMBLED : 548-0154A: 20ml EPA Screw Neck Vial, 57 x 27.5mm, clear glass, 1st hydrolytic class + 548-0160K: Screw Cap, ND24, op en Top, Polypropylene, white + 548-0615K liner material: white Silicone/blue PTFE, 1.5mm, 55degrees shore A, cross slit, 1 * 1.000 items
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