ISO 4833-1

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ISO 4833-1: Microbiology of the food chain — Horizontal method for the enumeration of microorganisms — Part 1: Colony count at 30 °C by the pour plate method.

ISO 4833-1 provides a standardized method for the enumeration of aerobic microorganisms in food, animal feed, and environmental samples using the pour plate method. The method is widely used in the food industry and animal feed testing to ensure the microbiological quality of products and maintain safety standards. The standard helps laboratories obtain accurate, reliable, and reproducible results that are essential for monitoring microbial contamination, ensuring food safety, and complying with regulatory requirements.