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Referencias
1.  U.S. Food and Drug Administration. Code of Federal Regulations, Title 21, Part 58. Good Laboratory Practice for 
Nonclinical Laboratory Studies.
2.  ISO/IEC 17025. General requirements for the competence of testing and calibration laboratories.
3.  ISO 7218. Microbiology of food and animal feeding stus – General rules for microbiological examination.
4.  Frampton, E.W. and L. Restaino, 1993. Methods for Escherichia coli identication in food, water and clinical samples 
based on beta-glucuronidase detection. Journal of Applied Bacteriology 74, 223-233.
5.  FDA. Bacteriological Analytical Manual (BAM), 8th Edition, Revision A, 1998. Reagents Index for BAM found at: 
http://www.fda.gov/Food/FoodScienceResearch/LaboratoryMethods/ucm055791.htm.
6.  ISO 6887-1 Microbiology of food and animal feeding stus – Preparation of test samples, initial suspension and 
decimal dilutions for microbiological examination.
7.  ISO 16140. Microbiology of food and animals feeding stus – Protocol for the validation of alternative methods
8.  ISO 16649-2: Microbiology of food and animal feeding stus- Horizontal method for the enumeration of 
ß-glucuronidase-positive Escherichia coli - Part 2: Colony- count technique at 44°C using 5-bromo-4-chloro-3-
indolyl ßD-glucuronide.
Consulte las versiones actuales de los métodos estándares enumerados anteriormente.
www.3M.com/foodsafety/symbols
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