Membrane filters are available for critical applications when high purity and absolute retention is key. This is why membrane filters are recommended for use in the food and beverage, electronics, pharmaceutical, and biopharmaceutical industries. It addition to liquid, select membrane filters may be used in gas, vent, and air applications. Membrane filters hold the maximum amount of media the cartridge can effectively hold to be economical and long lasting. All filters are flushed with DI water to remove debris and guarantee purity. For more information on membrane filters or to purchase, please contact us with your current part number at 1-800-701-8038 or email firstname.lastname@example.org for a quote.