CPC G01N 27/44756 (2013.01) [G01N 27/44791 (2013.01)] | 19 Claims |
1. An apparatus, comprising:
a housing;
a capillary containing a separation medium disposed within the housing;
a buffer container containing run buffer, a first end of the capillary fluidically coupled to the buffer container;
the housing, the capillary, and the buffer container collectively configured to facilitate electrophoretic separation of a sample disposed within the capillary; and
a reservoir disposed between the buffer container and the capillary, the reservoir containing separation medium and having a larger cross-sectional area than the capillary, the reservoir configured to absorb run buffer that migrates from the buffer container during electrophoretic separation of the sample.
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