US PATENT SUBCLASS 422 / 70
.~.~.~ Liquid chromatography


Current as of: June, 1999
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422 /   HD   CHEMICAL APPARATUS AND PROCESS DISINFECTING, DEODORIZING, PRESERVING, OR STERILIZING

50  DF  ANALYZER, STRUCTURED INDICATOR, OR MANIPULATIVE LABORATORY DEVICE {11}
68.1  DF  .~ Means for analyzing liquid or solid sample {11}
69  DF  .~.~ Sorption testing {2}
70.~.~.~ Liquid chromatography


DEFINITION

Classification: 422/70

Liquid chromatography:

(under subclass 69) Apparatus specifically designed or adapted for liquid chromas:graphic analysis.

SEE OR SEARCH CLASS

73, Measuring and Testing,

61.1, for liquid chromatography testing not involving a chemical reaction.