Nitrogen and Protein in Beer using FP928

This application note details the determination of nitrogen and protein content in beer using the LECO FP928 Nitrogen/Protein Determinator. Accurate protein measurement is essential in the brewing industry for quality control, as protein levels can affect foam stability, mouthfeel, and shelf life. The method presented uses a combustion technique in accordance with AOAC Method 990.03, ensuring reliable and reproducible results. The document outlines sample preparation, instrument configuration, calibration, and data interpretation. With a user-friendly interface and high throughput capability, the FP928 offers a streamlined workflow for breweries and beverage labs. Example data from multiple beer types are included to illustrate analytical performance and consistency. This solution supports efficient, standardized nitrogen analysis for improved production quality and regulatory compliance.