Explore Protein Resources

LECO nitrogen analyzers provide fast, accurate protein content determination in food, feed, and agricultural samples using Dumas combustion methods.

  • FP-CN828 Elemental Determination Demo Video

    Watch our CN/FP828 in action with this brief operational demonstration video. The CN/FP828 is a macro combustion analyzer that can determine Carbon, Nitrogen, and crude protein values for a variety of matrices. Video includes a sample analysis overview, instrument operation overview, the instrument theory of operation, data and software capabilities,...Access FP-CN828 Elemental Determination Demo Video
  • Maximize Sample Throughput with Lowest Cost-per-Analysis with Total Protein FP628

  • Nitrogen and Protein in Whey and Powdered Dairy Products – FP828

  • Optimization of Combustion Methods for the Determination of Low-Level Nitrogen/Protein in Food

    Combustion techniques for determining nitrogen/protein in foods is gaining popularity due to shorter analysis times, ease of operation, and improved safety characteristics, but it is limited by the amount of sample an instrument is capable of analyzing at one time. Low-level nitrogen samples present a challenge to analyze due to...Access Optimization of Combustion Methods for...
  • Optimizing Combustion Methods for Low-Level Nitrogen Determination

    The Dumas technique is tested on samples containing low nitrogen levels.Access Optimizing Combustion Methods for Low-Level...