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Wheaton 986701 HDPE 20 ml Liquid Scintillation Vial, with Polypropylene Metal Foil Lined Screw Cap Attached (Pack of 500)
Wheaton 986720 HDPE 20mL Liquid Scintillation Vial, with Polypropylene Foamed Polyethylene Lined Screw Cap Packaged Separately (Case of 1000)