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Difference between Duma's and Kjeldahl's method

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Difference between Duma's and Kjeldahl's method

Posted by Shalini Samdershy 4 years, 6 months ago

CBSE > Class 11 > Chemistry

1 answers

Sia ? 4 years, 6 months ago

The Kjeldahl method uses concentrated sulfuric acid and a catalyst for digestion of samples. As the Dumas method determines total Nitrogen including inorganic fractions like nitrite and nitrate and the Kjeldahl method only organic nitrogen and ammonia, differences in results occurred in the comparative studies.

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