Caplugs Evergreen 240-3519-G80 VI Series 20 mL Vials with Caps, PPCP Tube, HD-PE Cap, Widemouth Opening, Transparent Material for Clear Visibility, Molded-in Graduations, Natural (Pack of 200)
20Ml vials have a Wide-mouth opening for ease of use and an octagonal-shaped base which locks into our special tray for easy one-handed capping and un-capping. Polypropylene co-polymer (PPC) is nearly transparent. Polyethylene (PE) caps have molded-in sealing Rings for virtually leak-proof seals.