Microbiology Test Method Guides - page 4
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Over the last 30 years the ...
Food microbiology laboratories have changed considerably during the last 30 years. In the early 1980s the focus was on quality control testing, much of which was done in-house by manufacturers. But as the industry began to adopt the HACCP approach to food safety management, quality control was replaced by quality assurance.
Microbiological Environmental Monitoring Techniques for the Assessment of the Hygienic Status of Surfaces Key Points What is hygiene testing/surface sampling? How does it work? What are ...
Part of the QC procedure requires that standard or type culture organisms are used to represent 'real samples' but in a controlled manner. These should be traceable back to a known type culture with normally less than five subcultures or passes (repeated subculture of organisms can result in possible genetics changes or contamination).