KIMAX® Sample Vials, Borosilicate Glass, with Rubber-Lined Screw Cap, Kimble Chase. Viales Viales de muestras. Sample vials with rubber-lined solid top screw caps unattached made of borsilicate glass. Clear screw thread sample vials. Closed-top black phenolic closures with rubber liners, unattached. Economical and time-saving in the lab.