Waterdrop Plus UKF7003 Refrigerator Water Filter, Replacement for Maytag UKF7003, UKF7002AXX, Whirlpool EDR7D1, UKF7002, UKF7001AXX, UKF6001AXX, UKF5001, NSF 401 and 53 Certified Authoritative Certifications Waterdrop, a world-famous water purification brand, has been trusted by over 6 million American families. Waterdrop's high-quality replacement filters, from every component to the whole filter, have been certified by NSF and IAPMO against NSF/ANSI 401, 53, 42 and 372 standards for effective reduction of 29 substances, ensuring high-quality drinking water. Comprehensive Certifications This filter has been strictly certified against NSF/ANSI 401 for reduction of 99.2% of bisphenol A, phenytoin, estrone, ibuprofen and naproxen and against NSF/ANSI 53 for reduction of 99.99% of cyst. It is certified by IAPMO for reduction of 20 harmful substances like 99.59% of ethylbenzene, over 99% of trimethoprim, 2, 4 D, lindane, MTBE and atrazine. Furthermore, it can reduce PFOA and PFOS according to testing. Deep filtration Waterdrop's refrigerator filters significantly reduce the levels of many different harmful substances in your water, including a 95.3% reduction in PFOA and PFOS tested by the third-party laboratory. Moreover, the filter additionally allows through many of the beneficial minerals in water that are essential for health.