This product is designed for laboratory filtration of aqueous solutions, featuring a nitrocellulose membrane with excellent hydrophilicity and low protein binding. Available in 25 mm diameter and pore sizes of 0.22 μm, 0.45 μm, and 0.8 μm, it caters to diverse needs from sterilization to particle removal. The disposable needle filter format ensures convenient, single-use operation, minimizing cross‑contamination risks during sample preparation. Common applications include clarifying buffer solutions, sterilizing cell culture media, and filtering HPLC samples. Its specifications make it suitable for routine microfiltration in water system‑related workflows, supporting both research and quality control processes in biological, chemical, and pharmaceutical laboratories.