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Capillary electrophoresis apparatus

  • US 5,045,172 A
  • Filed: 11/14/1988
  • Issued: 09/03/1991
  • Est. Priority Date: 11/25/1987
  • Status: Expired due to Term
First Claim
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1. Capillary electrophoresis apparatus comprising a capillary tube of the type which can be electrically charged, said capillary tube having first and second ends,first means at said first end of said capillary tube providing a source of buffer solution and a source of a sample substance to be analyzed,second means coupled to said apparatus for applying electrical potential across said capillary tube whereby a sample flows through said capillary tube and past a detector,said first means includes a rotatable table carrying a plurality of sample cups and a holder for holding an end of said capillary tube in operative relation with one of the said cups, said cups containing either buffer solution or a sample to be analyzed, anda T-shaped section of capillary tube inserted in said capillary tube and coupled to a source of cleaning fluid usable to clean said capillary tube.

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