Water and Wastewater Terms Beginning U

A B C D E F G H I J K L M N O P Q R S T U V W Y Z

ultrafiltration (UF)

A low-pressure membrane technology that seperates particles of 0.01-micron diameter or more from influent by sieving (physical straining through pores on the membrane surface). UF is more restrictive than microfiltration but less restrictive than nanofiltration.