Patent Number: 6,200,533

Title: Solid phase extraction plate with silica disks

Abstract: A solid phase extraction plate includes a unitary tray having a plurality of spaced-apart discrete upstanding chambers molded therein with each chamber having a top opening and a bottom nozzle with downwardly tapering sidewalls extending between the top opening and the bottom nozzle. A plurality of solid phase extraction disks are provided and one secured in each of the plurality of chambers without the use of frits or retainer rings utilizing instead tapered sidewalls of the chamber for enabling a press fit of the disks therein.

Inventors: Blevins; Dennis D. (Laguna Hills, CA), Schultheis; Stephen K. (Laguna Hills, CA), Hall; David O. (Brea, CA)

Assignee: Ansys Diagnostics, Inc.

International Classification: B01L 3/00 (20060101); B01L 003/00 ()

Expiration Date: 03/13/2018