Patent ID: 6156181
Filing Date: 2000-12-05
Classification: B01J,B01L,G01N,Y10S,Y10T

Abstract:
A microfluidic device, comprising: a body structure comprising at least one polymeric material, the body structure having at least one microchannel fabricated therein, the at least one microchannel having a zeta potential associated therewith, which zeta potential is capable of supporting an electroosmotic mobility of a fluid of at least 1.times.10.sup.-5 cm.sup.2 V.sup.-1 s.sup.-1, wherein said fluid is a sodium borate buffer having an ionic strength of between about 1 and about 10 mM, and a pH of from about 7 to 9 the device further comprising at least one electroosmotically movable fluid in the at least one microchannel, the at least one fluid having an electroosmotic mobility of at least about 1.times.10.sup.-5 cm.sup.2 V.sup.-1 s.sup.-1.