WHEATON® liquid scintillation vial with separate foil lined PP cap. WHEATON ® liquid scintillation vial with separate foil lined PP cap. Product Number. Product Description. DWK986581. lips on vial transparent borosilicate glass bottle, capacity (20 mL), screw cap, case of 500 ea Vials shrink-wrapped trays Screw caps in a separate sealed tray.