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Noun

chemical analysis - the act of decomposing a substance into its constituent elements

analysis - an investigation of the component parts of a whole and their relations in making up the whole

uranalysis, urinalysis - (medicine) the chemical analysis of urine (for medical diagnosis)

scatology - (medicine) the chemical analysis of excrement (for medical diagnosis or for paleontological purposes)

polarography - an electrochemical method of chemical analysis

quantitative analysis, quantitative chemical analysis - chemical analysis to determine the amounts of each element in the substance

spectrographic analysis, spectrometry, spectroscopic analysis, spectroscopy, spectrum analysis - the use of spectroscopes to analyze spectra

dialysis - separation of substances in solution by means of their unequal diffusion through semipermeable membranes

dating, geological dating - use of chemical analysis to estimate the age of geological specimens

thermogravimetry - the measurement of changes in weight as a function of changes in temperature used as a technique of chemically analyzing substances

tare - (chemical analysis) a counterweight used in chemical analysis; consists of an empty container that counterbalances the weight of the container holding chemicals

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References in classic literature

Directly afterwards the distant sound of a heavy weight falling on the ground was heard, but no one paid any attention to it; the nurse was engaged in watching the chemical analysis, and Villefort was still absorbed in grief.

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In the making of steel, a chemical analysis is made of each caldron of molten pig-iron, when it starts on its way to be refined, and this analysis is sent by telephone to the steelmaker, so that he will know exactly how each potful is to be handled.

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One described the results of a postmortem examination of the deceased lady, and the other stated the discoveries made after a chemical analysis of certain of the interior organs of her body.

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He tossed a sheet of paper upon the table, and turned once more to his chemical analysis.

If there is an afternoon train to town, Watson, I think we should do well to take it, as I have a chemical analysis of some interest to finish, and this investigation draws rapidly to a close."

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He would hardly reply to my questions, and busied himself all evening in an abstruse chemical analysis which involved much heating of retorts and distilling of vapors, ending at last in a smell which fairly drove me out of the apartment.

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It is possible, but in the highest degree improbable, since we see no signs of it around us, and chemical analysis has failed to reveal it.

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The police surgeon has written letters to Dow University and Sindh Chemical Examiner to conclude the chemical analysis in the cases urgently.

Authorities directed to speed up lab reports in Nashwa, Asmat cases

The samples have been sent to three different laboratories for chemical analysis, the spokesman said.

HEJ Research Institute receives samples of food poisoning victims

The chemical analysis of metallic materials is one such procedure and it involves determining the precise elemental constituents of a test piece, to establish that it meets the required specification, to overcheck bought-in stock, to identify unknown material or to provide evidence in a product failure investigation.

Metal analysis techniques

MULTAN -- Agriculture experts have asked growers to spray micro-nutrients on mango plants' leaf after their chemical analysis to meet their immediate food needs.

Advice to mango growers

The life sciences, diagnostics and applied markets company, to continue to be named Agilent, will comprise two businesses, namely the Chemical Analysis Group and the newly-combined Life Sciences and Diagnostics Group.

Agilent Technologies to separate into 2 public companies