Pcs/Pack: 100. Scintillation Vial Glass 20ml with PP cap 27 x 57mm Chase. • Closures packed separately in polyethylene bags of 100 pieces. • Each cellular tray contains 100 vials and has alphanumeric coordinates for fast, easy identification. • Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and