Flange Plug Cap for 12 mm Test Tube Natural - 42021

Dynarex LabChoice Flange Plug Caps are designed to help provide a secure seal for test tubes, centrifuge tubes, round cuvettes, and more. These Caps are manufactured from sturdy plastic materials for optimal durability. Two flexible flanges provide a firm fit for improved leak resistance. Dynarex LabChoice Flange Plug Caps are available in a variety of sizes to suit a wide range of needs. 

• Sturdy polyethylene caps designed to provide a secure seal  
• Designed with two flexible flanges to help provide a firm fit for superior leak resistance   
• Available in a variety of sizes for optimal versatility