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Nitrogen Analysis Methods: Dumas vs. Kjeldahl

Nitrogen Analysis Methods: Dumas vs. Kjeldahl

Comparing Kjeldahl and  Dumas methods for protein determination

Elementar Americas

Adhering to international labeling laws requires accurate determination of the total protein content of various foods and feed products. The Kjeldahl method for nitrogen determination has been used for decades, however it is a time-consuming, labor-intensive technique that requires hazardous chemicals. As a result, the combustion-based Dumas method is becoming more widely adopted.

Download this free infographic for a comparison of the Kjeldahl and  Dumas methods for protein determination