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Analytical chemistry

Contributors in Analytical chemistry

Analytical chemistry

Recording balance

Chemistry; Analytical chemistry

An analytical balance equipped to record weight results by electromagnetic or servomotor-driven accessories.

Floc test

Chemistry; Analytical chemistry

A quantitative test applied to kerosine and other illuminating oils to detect substances rendered insoluble by heat.

Bromine number

Chemistry; Analytical chemistry

The amount of bromine absorbed by a fatty oil; indicates the purity of the oil and degree of unsaturation.

Redox potentiometry

Chemistry; Analytical chemistry

Use of neutral electrode probes to measure the solution potential developed as the result of an oxidation or reduction reaction.

Flow-programmed chromatography

Chemistry; Analytical chemistry

A chromatographic procedure in which the rate of flow of the mobile phase is periodically changed.

Brown-ring test

Chemistry; Analytical chemistry

A common qualitative test for the nitrate ion; a brown ring forms at the juncture of a dilute ferrous sulphate solution layered on top of concentrated sulfuric acid if the upper layer contains ...

Redox titration

Chemistry; Analytical chemistry

A titration characterised by the transfer of electrons from one substance to another (from the reductant to the oxidant) with the end point determined colorimetrically or potentiometrically.

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