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Analytical chemistry
Industry: Chemistry
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Analytical chemistry
Cabannes’ factor
Chemistry; Analytical chemistry
An equational factor to correct for the depolarization effect of the horizontal components of scattered light during the determination of molecular weight by optical methods.
Carius method
Chemistry; Analytical chemistry
A procedure used to analyze organic compounds for sulfur, halogens, and phosphorus that involves heating the sample with fuming nitric acid in a sealed tube.
Christiansen effect
Chemistry; Analytical chemistry
Monochromatic transparency effect when finely powdered substances, such as glass or quartz, are immersed in a liquid having the same refractive index.
Cleveland open-cup tester
Chemistry; Analytical chemistry
A laboratory apparatus used to determine flash point and fire point of petroleum products.
Cotton effect
Chemistry; Analytical chemistry
The characteristic wavelength dependence of the optical rotatory dispersion curve or the circular dichroism curve or both in the vicinity of an absorption band.
de la Tour method
Chemistry; Analytical chemistry
Measurement of critical temperature, involving sealing the sample in a tube and heating it; the temperature at which the meniscus disappears is the critical temperature.
Dobbin’s reagent
Chemistry; Analytical chemistry
A mercuric chloride-potassium iodide reagent used to test for caustic alkalies in soap.
