Systems

Introduced: January 1990

Last revised: January 2006

Full Title

Investigating or analysing materials by the use of electric, electrochemical, or magnetic means > by investigating electrochemical variables; by using electrolysis or electrophoresis > Systems

Classification Context

Section:: PHYSICS
Class:: MEASURING; TESTING
Subclass:: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES

Related Keywords

ACIDIMETERSdetermining pH VALUE

5 direct subcodes

Child Classifications

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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