Systems (G01N27/27 takes precedence)

Full Title

Investigating or analysing materials by the use of electric, electrochemical, or magnetic means (G01N3/00 – G01N25/00 take precedence; measurement or testing of electric or magnetic variables or of electric or magnetic properties of materials G01R) > by investigating electrochemical variables; by using electrolysis or electrophoresis > Systems (G01N27/27 takes precedence)

Child Classifications

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• G01N 27/4161
• G01N 27/4162
• G01N 27/4163
• G01N 27/4166
• G01N 27/417 using cells and probes with solid electrolytes
• G01N 27/42 Measuring deposition or liberation of materials from an electrolyte; Coulometry, i.e. measuring coulomb-equivalent of material in an electrolyte
• G01N 27/447 using electrophoresis
• G01N 27/48 using polarography, i.e. measuring changes in current under a slowly-varying voltage
• G01N 27/49 Systems involving the determination of the current at a single specific value, or small range of values, of applied voltage for producing selective measurement of one or more particular ionic species