Understanding What is 6.25 in the Kjeldahl Method
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4 min read
Developed in 1883, the Kjeldahl method is a standard analytical technique, and central to its calculation is the factor 6.25, but what is 6.25 in the Kjeldahl method and where does this conversion number originate? This factor is the universal average used to convert the nitrogen content of a sample into a crude protein estimate.
