Analytical chemistry

Analytical chemistry

Industry: Chemistry

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Analytical chemistry

Vacuum thermobalance

Chemistry; Analytical chemistry

An instrument used in thermogravimetry consisting of a precision balance and furnace that have been adapted for continuously measuring or recording changes in weight of a substance as a function of ...

Paper chromatography

Chemistry; Analytical chemistry

Procedure for analysis of complex chemical mixtures by the progressive absorption of the components of the unknown sample (in a solvent) on a special grade of paper.

Cryoscopy

Chemistry; Analytical chemistry

A phase-equilibrium technique to determine molecular weight and other properties of a solute by dissolving it in a liquid solvent and then ascertaining the solvent’s freezing point.

Vapor-pressure osmometer

Chemistry; Analytical chemistry

A device for the determination of molecular weights by the decrease of vapour pressure of a solvent upon addition of a soluble sample.

Paper electrochromatography

Chemistry; Analytical chemistry

Variation of paper electrophoresis in which the electrolyte-impregnated absorbent paper is suspended vertically and the electrodes are connected to the sides of the paper, producing a current at ...

Cyclic chronopotentiometry

Chemistry; Analytical chemistry

An analytic electrochemical method in which instantaneous current reversal is imposed at the working electrode, and its potential is monitored with time.