Medline Polyethylene Flange-Style Test Tube Caps
- Nonsterile test tube caps are reusable.
- Designed to provide leak resistance.
- Freezable to -20⁰C.
- Intended for use with Medline's polystyrene and polypropylene test tubes (sold separately).
- Available in 12 mm, 13 mm, and 16 mm sizes with colored caps allowing for coding by application and/or contents.
- Packaged 1,000 tube caps per poly bag.