It is necessary to measure the nitrogen in the residue. Most protein is removed by protease action. We think it best to follow the AOAC method as closely as possible.
In the Total Dietary Fiber Assay Kit (K-TDFR) procedure is it necessary to do simultaneously nitrogen and ash analysis or can the test be applied to samples already analysed for these two parameters?
Modified on: Fri, 24 Sep, 2021 at 4:49 PM
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