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G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
G01N27/28—Electrolytic cell components
G01N27/30—Electrodes, e.g. test electrodes; Half-cells
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FR830718D1937-03-261937-03-26Appareillage pour la mesure du ph des solutions ou pour applications analogues
ExpiredFR830718A
(fr)