Globe Scientific's polyethylene (PE) flanged plug caps provide exceptional leak-resistance in test tubes, centrifuge tubes and round cuvettes. They feature two flexible flanges that press firmly against the inside wall of the tubes, thereby providing better leak-resistance than standard plug caps.
The caps are available in a 12 mm, 13 mm and 16 mm sizes and in 9 beautiful colors for sample identification purposes.
Packaging: 1000 per bag.