Dumas method


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Dumas method

[′dü·mä ‚meth·əd]
(analytical chemistry)
A procedure for the determination of nitrogen in organic substances by combustion of the substance.
References in periodicals archive ?
The instrument must be capable of performing the Dumas method for nitrogen determination on both liquid and solid fertilizer samples.
Exeter Analytical supplies high-quality copper (Cu) for determination of nitrogen/protein in food and agricultural materials using the Dumas method.
In the Dumas method, samples up to 4 g (depending on the matrix) are weighed in capsules or crucibles and loaded into the combustion tube of a resistance furnace.