DWK Life Sciences (Wheaton) Wheaton Sample Vials, 2mL or 0.07oz, Clear, 8-425 Finish with 14B Rubber Liner, Type I Borosilicate Glass (2 mL E-C Vial, Glass Clear, 8-425 Rubber Lined Cap)2 mL E-C Vial, Glass Clear, 8-425 Cap, Rubber. Wheaton Glass E-C Sample Vial, with Phenolic Teflon-Faced Rubber Lined Cap Packaged Separately..