ISSUE FOCUS FEED & ADDITIVE MAGAZINE March 2023 33 animal's needs. Thus, it will be possible to gather all the nutrients, ingredients and functional foods that will be part of the formula. Therefore, the chemical composition values of the ingredients used within the formula will be directly responsible not only for the optimal balance of nutritional requirements, but also for the quality of the finished product. DETERMINING THE QUALITY OF INGREDIENTS AND FINISHED PRODUCTS Whether to comply with regulatory instructions and government regulations, to apply traceability policies for food used or to qualify suppliers selected by the company. The quality control of the ingredients used in the production process is crucial for greater predictability regarding the quality of a feed, supplement, premix, among other foods. Inside the factory, upon receiving the raw materials, the quality team takes the first step: a precise sampling is carried out and the analytical procedures are defined that will start the laboratory activities to evaluate the items received. Whether in own laboratories or outsourcing this activity, all these procedures for sampling and analytical inspection of inputs need to be written and documented, for example, in the company's GMP Manual. This sample received in the factory will go through the entire analytical process - color, odor, deterioration by biotoxins, texture and uniformity are some of the analyses performed to certify the quality. In more detail, depending on the raw material received, the quality area can carry out more detailed individual analyzes to certify that: (1) the team responsible for the formulation is working with updated matrices and nutritional values. For this, they usually generate statistics of the analysis performed on the samples and pass on the mean values and standard deviation found to the formulation; (2) supplier qualification is carried out and whether they are actually delivering the ingredients that meet the guaranteed levels previously informed. Assuming you purchased a Meat and Bone Meal (MBM) with a protein value of 50%. However, when performed the NIR analyses, a high percentage of the samples received from this supplier
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