Polarograph

American  

[poh-lar-uh-graf, -grahf, puh-] / poʊˈlær əˌgræf, -ˌgrɑf, pə- /

Trademark.

1. a brand name for an instrument that automatically registers the current in electrolysis at a dropping mercury electrode.

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Example Sentences

Polarograph is the device's name; quick, precise qualitative and quantitative chemical analysis is its purpose.

From Time Magazine Archive

Professor Heyrovsky, who has been working with and refining the polarograph for a decade, declares it quicker, more sensitive, more accurate than any other method of analysis.

From Time Magazine Archive

By means of a mirror galvanometer, the polarograph marks a chart when reactions occur.

From Time Magazine Archive

Professor Heyrovsky & colleagues have prepared scores of polarograph charts.

From Time Magazine Archive

Every user of a polarograph furnishes charts of more substances.

From Time Magazine Archive