Specifications - Pore Size: 0.22 ��m, Pack of 100, Non-Sterile. Each laboratory filter is labeled with membrane and pore size for easy identification. APPLICATIONS - PTFE syringe filters can be used in liquid culture applications to exchange air for mushroom growth cultures, cultures, and grain spawn cultures. Hydrophobic PTFE Membrane - The hydrophobic PTFE membrane provides broad chemical compatibility and strong chemical stability for venting applications where leachable-free clarification is not required. Connectors - This non-sterile syringe filter features two connectors: female luer lock inlet and male luer outlet for efficient syringe filtration. Features - This laboratory syringe filter offers high throughput with strong acids and bases, low protein binding, and high temperature resistance, meeting a wide range of filtration needs. Size: 25mm Material: PTFE Color: Red Package Contents: 100 x Syringe Filters Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the real thing. Measurement allowance: +/- 1�C3 cm.