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Liquid delivery apparatus and method

  • US 20090124519A1
  • Filed: 10/03/2008
  • Published: 05/14/2009
  • Est. Priority Date: 08/10/2001
  • Status: Abandoned Application
First Claim
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1. A method for delivering a spot of liquid onto a substrate comprising:

  • (a) connecting a hollow capillary to the liquid outlet of a sample separator;

    (b) locating the capillary above a selected position on the substrate;

    (c) delivering a partial drop of liquid from the capillary onto the substrate by relative movement of the capillary and substrate;

    (d) retraction of the capillary and substrate relative to each other; and

    (e) repeating steps (c) and (d) one or more times.

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