Analytical chemistry

Analytical chemistry

Industry: Chemistry

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Analytical chemistry

Reduction

Chemistry; Analytical chemistry

Preparation of one or more subsamples from a sample of material that is to be analysed chemically.

Fractional precipitation

Chemistry; Analytical chemistry

Method for separating elements or compounds with similar solubilities by a series of analytical precipitations, each one improving the purity of the desired element.

Calibrant

Chemistry; Analytical chemistry

In chemical analysis, a substance used to calibrate the response of a measurement system to the analyte.

Reference material

Chemistry; Analytical chemistry

A material or substance whose properties are sufficiently well established to be used in calibrating an apparatus, assessing a measurement method, or assigning values to other materials.

Freeboard

Chemistry; Analytical chemistry

The space provided above the resin bed in an ion-exchange column to allow for expansion of the bed during backwashing.

Any of the standards of various types that indicate whether an analytical instrument or procedure is working within prescribed limits; examples are test solutions used with pH meters, and solutions ...