Sterile 2ml Simport Micrewtube T335-6SPR Polypropylene Self-Standing Tubes with O-Ring Seal & Graduated Screw Cap - Case of 500 - Ideal for Lab Samples, Medical Storage & Scientific Research

Product Description

This series of tubes is also available either plain or with printed graduations and white marking area for sample identification. O-ring seal screw caps are unattached but incorporate a flat top which provides a writing surface. These flat surfaced caps can be used with automatic capping machines in packaging industries. Closures are supplied in natural color.