Test Tube Cap - 13mm Flanged Plug from Globe Scientific

These polyethylene flanged plug caps provide exceptional leak-resistance in 13mm test tubes. They feature two flexible flanges that press firmly against the inside wall of the tubes, thereby providing better leak-resistance than standard plug caps. They are available in a large selection of colors for sample identification purposes.

Features

• Polyethylene Test Tube Cap
• Fits 13mm Tubes
• Flange Plug Cap
• Polyethylene (PE)
• 1,000/Package

The caps are available in a 12mm, 13mm and 16mm sizes and in 9 beautiful colors for sample identification purposes.