What are membrane filters?

Some articles on membrane filters, filters, filter:

Microfiltration - History
... Adolf Zsigmondy at the University of Göttingen, Germany, in 1927, membrane filters were first commercially produced by Sartorius GmbH a few years later ... Membrane filters found immediate application in the field of microbiology and in particular in assessment of safe drinking water ... led by the United States Food and Drug Administration requirement for non-fibre releasing filters to be used in the production of injectable solutions ...
Sterilization (microbiology) - Methods of Sterilization - Sterile Filtration
... be only sterilized by Microfiltration using membrane filters ... Commonly filter with pore size 0.2 µm (microfiltration) will effectively remove microorganisms ... To achieve higher total throughput or avoid premature blockage, pre-filters might be used to protect small pore membrane filters ...

Famous quotes containing the word filters:

    Raise a million filters and the rain will not be clean, until the longing for it be refined in deep confession. And still we hear, If only this nation had a soul, or, Let us change the way we trade, or, Let us be proud of our region.
    Leonard Cohen (b. 1934)