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2025-07-23 13:11:55 -

Kjeldahl vs. Dumas: Which Nitrogen Analyzer is Right for Your Lab?

When it comes to determining protein content in food, feed, fertilizers, or pharmaceuticals, accurate nitrogen analysis is critical. Two dominant methods — the Kjeldahl method and the Dumas combustion method — offer laboratories robust ways to quantify nitrogen, from which protein content is calculated. But how do you decide between a Kjeldahl nitrogen analyzer and a Dumas nitrogen...

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