Rotina de inspeção da qualidade de leite fluído e rastreamento de contaminação microbiológica de queijo tropical ralado.

Abstract

The supervised internship report aims to clarify the activities carried out throughout the period, and can be complemented and/or compared with information found in the literature. The internship took place at the Laboratory of Inspection of Products of Animal Origin (LIPOA) located at Rodovia Celso Garcia Cid, PR-445, Km 380 - Campus Universitário, Londrina - PR, 86057- 970, under the supervision of Prof. Dr. Rafael Fagnani and under the guidance of Prof. Dr. José Carlos Ribeiro Júnior. The internship took place from August 14 to October 25, 2023, totaling 400 hours. Throughout the internship period, all laboratory activities were monitored, including the physicochemical and microbiological analyses carried out in raw milk, such as acidity, alizaeol, cryoscopy, fat, total bacterial count and lactofermentation, and in pasteurized milk analyzing, cryoscopic index, phosphatase, peroxidase, enterobacteria count and lactofermentation, as well as on the school farm in its routine with management of the animals and milking of the three lactating cows in the period of the internship carried out. As well as projects developed by the residents were also followed. One of the activities carried out included the monitoring of the screening of total and thermotolerant coliforms, Escherichia coli and Salmonella spp. in a private establishment that acquires the raw material and sells it grated in northern Paraná. The routine of residents and trainees has always been supervised by laboratory technician Ronaldo Tamanini and the professor in charge Prof. Dr. Rafael Fagnani, for better professional improvement.