US PATENT SUBCLASS 422 / 69
.~.~ Sorption testing


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.~.~ Sorption testing {2}
70  DF  .~.~.~> Liquid chromatography
71  DF  .~.~.~> With radioactive material


DEFINITION

Classification: 422/69

Sorption testing:

(under subclass 68.1) Apparatus including means providing for the absorption or adsorption of the material being tested, usually on a solid material.