Samples of type "B" pasteurized milk collected from different commercial establishments in S. Paulo, city, SP (Brazil) were subjected to microbiological inspection. Thirty-five percent of samples showed psychiotrophs exceeding 10(4)/ml; sixty-five percent showed mesophilic counts exceedinf 4 x 10(4)/ml and sixty-three showed more than two coliforms/ml. Escherichia coli and Staphylococcus aureus were found to occur in 17.5% of the material collected, respectively.
Milk contamination; Food microbiology
