Proximate analysis

(Chem.)

an analysis which determines the proximate principles of any substance, as contrasted with an ultimate analysis.

proximate analysis

[′präk·sə·mət ə′nal·ə·səs] (chemical engineering) A technique that separates and identifies categories of compounds in a mixture; reported are moisture and ash content, the extracts of the mixture made with alcohol, petroleum ether, water, hydrochloric acid and resins, starches, reducing sugars, proteins, fats, esters, free acids, and so on; this type of analysis of solid fuels allows a prediction to be made as to how the fuel will behave in a furnace.

MedicalSeeproximate

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