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Analytical chemistry
Industry: Chemistry
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Analytical chemistry
quadrupole spectrometer
Chemistry; Analytical chemistry
A type of mass spectroscope in which ions pass along a line of symmetry between four parallel cylindrical rods; an alternating potential superimposed on a steady potential between pairs of rods ...
equidensity technique
Chemistry; Analytical chemistry
Interference microscopy technique utilizing the Sabattier effect in photographic emulsions; the equidensities (lines of equal density in a photographic emulsion) are produced by exactly superimposing ...
band
Chemistry; Analytical chemistry
The position and spread of a solute within a series of tubes in a liquid-liquid extraction procedure. Also known as zone.
qualitative analysis
Chemistry; Analytical chemistry
The analysis of a gas, liquid, or solid sample or mixture to identify the elements, radicals, or compounds composing the sample.
equilibrium dialysis
Chemistry; Analytical chemistry
A technique used to determine the degree of ion bonding by protein; the protein solution, placed in a bag impermeable to protein but permeable to small ions, is immersed in a solution containing the ...
base-line technique
Chemistry; Analytical chemistry
A method for measurement of absorption peaks for quantitative analysis of chemical compounds in which a base line is drawn tangent to the spectrum background; the distance from the base line to the ...
quantitative analysis
Chemistry; Analytical chemistry
The analysis of a gas, liquid, or solid sample or mixture to determine the precise percentage composition of the sample in terms of elements, radicals, or compounds.
