A METHOD AND DEVICE FOR CONCENTRATION OF PARTICLES ON A SOLID SURFACE

A method and device for concentration of particles present in a fluid sample located on the surface of a solid material. The concentration device is a body (17) having a peripheral flange (18) surrounding a depending chamber (20). The chamber has side walls (22) and a bottom wall (24) having an open...

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Bibliographische Detailangaben
Hauptverfasser: SAPITOWICZ, ROBERT, MONTHONY, JAMES F, CORASANITI, VIRGINIA, CLISHAM, PATRICIA
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A method and device for concentration of particles present in a fluid sample located on the surface of a solid material. The concentration device is a body (17) having a peripheral flange (18) surrounding a depending chamber (20). The chamber has side walls (22) and a bottom wall (24) having an opening therein. An absorbent material is disposed within the chamber and a membrane (23) is disposed over the opening in the bottom wall. The membrane is pervious to fluids but is impervious to the particles. Means are provided for locating the membrane in proximity to the surface of the solid material.