CUNO Inc., of Meriden, Conn., has introduced its PolyPro XL disposable filter capsules and mini-cartridges. Absolute-rated capsule filters, available with removal ratings from 0.2-to-10 microns, are designed for critical, small volume filter applications and laboratory testing in pharmaceutical, bioprocessing, food and beverage, coating, fine chemical and micro-electronic markets. All-polypropylene construction offers superior chemical resistance and durability in demanding process applications.