Kjeldahl Protein*
Protein %*

Method References

FOSS Applications Notes; Kjeltec User Manual Rev. 2
Standard Methods for the Examination of Dairy Products

Sample Size


Estimated Turn Around Time

5-7 Business days(R)

Reporting Unit


Method Description

Samples are digested by acid, distilled with alkali, and then titrated against weak acid solution to find the % nitrogen content.  The % nitrogen content is then multiplied by a conversion factor to achieve the Total % Protein.

Additional Information

Kjeldahl Protein is part of Full Nutritional Analysis.