EUROLAB
en-iso-7218-guidelines-for-expression-of-results-in-cfu
Microbiological Testing AOAC 2000.14 Aerobic Plate Count in Dairy ProductsAOAC 2001.02 Surface Swab Testing in Kitchen EquipmentAOAC 2003.01 Campylobacter Detection in Poultry ProductsAOAC 2003.07 Detection of Campylobacter spp. in Food and Environmental SamplesAOAC 2004.02 Yeast and Mold Count in Fruit JuiceAOAC 2004.05 Mold Count in Nuts and SeedsAOAC 2005.03 Detection of Enterotoxins in Canned VegetablesAOAC 2007.01 Listeria Detection in Processed MeatsAOAC 2008.06 Norovirus Detection in Leafy GreensAOAC 2011.02 E. coli O157:H7 Testing in SproutsAOAC 2011.03 Detection of Cronobacter spp. in Infant FormulaAOAC 2013.09 Vibrio Detection in SeafoodAOAC 2015.01 Enumeration of Thermophilic Spores in MilkAOAC 2016.03 Total Aerobic Bacteria in Raw VegetablesAOAC 2017.09 Yeast Detection in BeveragesAOAC 2020.01 Cronobacter Enumeration in Infant CerealsAOAC 978.18 Standard Plate Count in Dairy ProductsAOAC 978.18 Total Coliform Test in ShellfishAOAC 978.24 Total Coliform Count in Food SamplesAOAC 983.19 Coliforms in Ice Cream ProductsAOAC 986.33 Staphylococcus aureus Count in SandwichesAOAC 990.12 Coagulase-Positive Staphylococci in FoodAOAC 990.12 Lactic Acid Bacteria in Fermented FoodsAOAC 991.14 Bacillus cereus Detection in Cooked RiceAOAC 991.14 Salmonella Detection Using ELISA MethodAOAC 991.15 Detection of Bacillus cereus in FoodsAOAC 996.08 Listeria monocytogenes Screening in Ready-to-Eat FoodsAOAC 996.08 Salmonella Detection in Dried FoodsAOAC 998.08 Detection of Escherichia coli O157:H7 in FoodsAOAC 998.08 Yeast and Mold Count in Fruit JuicesASTM D4783 Rapid Enumeration of Aerobic Microorganisms in Food PackagingASTM E1428 Evaluation of Antifungal Properties on Food Contact SurfacesASTM E2617 Detection of Mycotoxins-Producing Fungi by PCRASTM E2754 Standard Guide for Sampling of Microbial Contamination on SurfacesASTM E2876 Determination of Bacterial Endotoxins in Water Used in Food ProcessingASTM E2881 Rapid Detection of Pathogens in Food Using BiosensorEN 13697 Quantitative Surface Testing for Microbial ReductionEN 13704 Sporocidal Activity Testing of Disinfectants in Food AreasEN 1650 Quantitative Suspension Test for the Evaluation of Fungicidal ActivityEN ISO 10272-1 Detection of Campylobacter in Raw ChickenEN ISO 10272-2 Enumeration of Campylobacter in MeatEN ISO 11290-1 Detection of Listeria in Vacuum-Packaged FishEN ISO 11290-2 Enumeration of Listeria monocytogenes in Soft CheeseEN ISO 11731 Detection of Legionella in Cooling Tower WaterEN ISO 11731 Legionella Detection in Hot Water SystemsEN ISO 11731-2 Legionella Detection in Low Nutrient EnvironmentsEN ISO 13720 Pseudomonas spp. in Refrigerated ProductsEN ISO 13720 Spoilage Bacteria Testing in Vacuum-Packaged MeatEN ISO 14189 Enumeration of Sulfite-Reducing Bacteria in FoodEN ISO 14189 Sulfite-Reducing Anaerobes in Food Water SystemsEN ISO 15213 Enumeration of Anaerobic Bacteria in Canned FoodsEN ISO 15216-1 Detection of Norovirus and HAV in ShellfishEN ISO 15216-2 Quantitative Detection of Norovirus in BerriesEN ISO 16212 Detection of Fungi in Plant-Based FoodEN ISO 16266 Detection of Pseudomonas in Drinking WaterEN ISO 16649 Enumeration of Beta-Glucuronidase-Positive E. coliEN ISO 16649-1 Enumeration of Beta-Glucuronidase-Positive E. coliEN ISO 16654 Detection of E. coli O157 in Leafy GreensEN ISO 17410 Counting of Psychrotrophs in Refrigerated Ready MealsEN ISO 17604 Swab Sampling Techniques in Meat IndustryEN ISO 17604-2 Sampling for Bacterial Analysis in PoultryEN ISO 18465 Detection of Human Norovirus in OystersEN ISO 18465 Norovirus Detection in Frozen ShellfishEN ISO 19036 Statistical Uncertainty in Microbiological ResultsEN ISO 21149 Microbial Limits in Cosmetic Food-Based IngredientsEN ISO 21527-1 Enumeration of Yeast in Acidified Canned ProductsEN ISO 21527-2 Enumeration of Yeasts and Moulds in Acidic FoodEN ISO 21528-1 Total Enterobacteriaceae Count in SpicesEN ISO 21528-2 Enumeration of Enterobacteriaceae in ConfectioneryEN ISO 21528-2 Enumeration of Enterobacteriaceae in FoodEN ISO 22117 Quality Assurance for Microbiological Testing LabsEN ISO 22118 Quantification of Listeria monocytogenes in FoodEN ISO 22964 Detection of Cronobacter in Dairy-Based DessertsEN ISO 22964 Detection of Enterobacteriaceae in Powdered MilkEN ISO 29201 Quantification of Virus Particles in Food WastewaterEN ISO 4832 Coliform Count in Processed FoodEN ISO 6222 Enumeration of Aerobic Bacteria in Bottled WaterEN ISO 6579 Detection of Salmonella spp. in SpicesEN ISO 6579-3 Salmonella Serotyping MethodsEN ISO 6887 Preparation of Test Samples and Dilutions for Microbiological TestingEN ISO 6887-1 Preparation of Test Samples from Raw Food MaterialsEN ISO 6887-3 Sample Preparation for Fishery ProductsEN ISO 6887-4 Preparation of Test Samples from Frozen ProductsEN ISO 6887-5 Preparation of Samples from Prepared MealsEN ISO 6887-6 Sample Prep for Dry Foods and PowdersEN ISO 6888-2 Enumeration of Staphylococcus aureus in Egg ProductsEN ISO 6888-3 Detection of Staphylococcus in Ready-to-Eat MealsEN ISO 6888-3 Enumeration of Coagulase-Positive StaphylococciEN ISO 7218 Guidelines for Plate Count Method in Microbiological LabsEN ISO 7218 Procedures for Colony Counting in MicrobiologyEN ISO 7932 Enumeration of Bacillus cereus in Dehydrated FoodsEN ISO 7937 Enumeration of Clostridium perfringens in GravyEN ISO 8199 General Requirements for Microbiological Methods in WaterEN ISO 8199 Method Validation for Microbiological Water TestingEN ISO 9308-1 Detection of E. coli in Treated WastewaterEN ISO 9308-2 Membrane Filtration for Coliform Bacteria in BeveragesISO 10272-1 Campylobacter Detection in PoultryISO 11290-1 Detection and Enumeration of Listeria monocytogenes in FoodsISO 11290-1 Listeria monocytogenes Detection in Dairy ProductsISO 11290-2 Listeria Count in Cold-Stored FoodsISO 11731 Legionella Detection in Bottled WaterISO 13136 VTEC Detection in Dairy ProductsISO 13720 Pseudomonas spp. Enumeration in Chilled FoodsISO 14189 Enumeration of Sulfite-Reducing Bacteria in WaterISO 15213 Anaerobic Bacteria Testing in Canned FoodISO 15213 Enumeration of Sulfite-Reducing BacteriaISO 15214 Lactic Acid Bacteria Enumeration in Fermented FoodISO 15216-1 Hepatitis A Virus Detection in Frozen BerriesISO 15216-2 Norovirus Detection in Processed VegetablesISO 16211 Anaerobic Sulfite-Reducing Bacteria TestingISO 16212 Fungi Testing in Cosmetic Food IngredientsISO 16266 Pseudomonas aeruginosa in Bottled WaterISO 16649-2 E. coli Enumeration in Raw MeatISO 16649-2 Enumeration of Escherichia coli by Colony-count TechniqueISO 16649-3 Beta-Glucuronidase E. coli DetectionISO 16654 E. coli O157 Detection in Ground BeefISO 17410 Detection of Psychrotrophic Microorganisms in Meat ProductsISO 17410 Psychrotrophic Microorganism Testing in Chilled FoodsISO 17604 Carcass Surface Microbial Sampling in SlaughterhousesISO 17604 Microbiological Swabbing of Animal CarcassesISO 17994 Comparative Testing for Microbiological Water AnalysisISO 18465 Norovirus Testing in ShellfishISO 18593 Surface Swab Microbiological Analysis in Food FacilitiesISO 19020 Food Processing Surface Hygiene MonitoringISO 19036 Uncertainty Estimation in Microbiological CountsISO 21149 Microbiological Examination in Cosmetic Raw Food MaterialsISO 21527-1 Enumeration of Yeasts and Molds in Dried Food ProductsISO 21527-1 Yeast and Mould Count in Low Water Activity FoodsISO 21528-2 Enterobacteriaceae Detection in Food ProductsISO 22964 Cronobacter spp. Testing in Infant FormulaISO 29201 Enteric Virus Quantification in WastewaterISO 4833 Total Viable Count Testing in Food SamplesISO 4833-1 Aerobic Plate Count in Food ProductsISO 6222 Heterotrophic Plate Count in WaterISO 6579 Detection of Salmonella spp. in Food SamplesISO 6579-1 Salmonella spp. Testing in Ready-to-Eat FoodsISO 6887-1 Sample Preparation for Microbiological Examination of FoodISO 6887-2 Microbiological Sample Prep for Dairy ProductsISO 6888-1 Enumeration of Coagulase-Positive Staphylococci (Staphylococcus aureus)ISO 6888-1 Staphylococcus aureus Enumeration in Bakery ProductsISO 6888-2 Staphylococcus aureus in Processed MeatISO 7218 General Requirements for Microbiological ExaminationsISO 7218 Microbiological Counting Methods in Food TestingISO 7218 Standardized Colony Count TechniquesISO 7251 Coliform Bacteria Detection in Drinking WaterISO 7932 Bacillus cereus Enumeration in CerealsISO 7937 Clostridium perfringens Testing in Cooked MeatsISO 7937 Detection and Enumeration of Clostridium perfringens in FoodsISO 8199 Microbiological Analysis of Water QualityISO 9308-1 Coliform and E. coli in Treated Water

Comprehensive Guide to EN ISO 7218 Guidelines for Expression of Results in CFU Testing Services Provided by Eurolab

Standard-Related Information

EN ISO 7218 is a comprehensive international standard that provides guidelines for the expression of results in Colony Forming Units (CFU) testing. This standard is widely recognized and adopted globally, with over 40 countries participating in its development and review process.

Relevant Standards

The following standards are relevant to EN ISO 7218:

  • ISO 21528:2017 (Microbiology - Enumeration of microorganisms - Colony-counting techniques)
  • ASTM E2161-13 (Standard Test Method for Microbiological Examination of Food and Environmental Surfaces)
  • TSE 7255:2009 (Microbiology - General requirements for the enumeration of microorganisms in food, water, and pharmaceutical products)
  • Legal and Regulatory Framework

    The legal and regulatory framework surrounding EN ISO 7218 is governed by national laws and regulations. In Europe, the standard is aligned with the EUs microbiological safety standards for food, water, and pharmaceutical products.

    International and National Standards

    EN ISO 7218 is an international standard that has been adopted by over 40 countries. It is also aligned with several national standards, including:

  • European Union (EU) regulations
  • United States Food and Drug Administration (FDA) guidelines
  • World Health Organization (WHO) recommendations
  • Standard Development Organizations

    The development of EN ISO 7218 was led by the International Organization for Standardization (ISO). Other standard development organizations involved in the development process include:

  • European Committee for Standardization (CEN)
  • American Society for Testing and Materials (ASTM)
  • How Standards Evolve and Get Updated

    Standards are regularly reviewed and updated to reflect new scientific knowledge, technological advancements, and changing regulatory requirements. The ISO/TC 189 committee is responsible for the development and maintenance of EN ISO 7218.

    Standard Numbers and Scope

    The following standard numbers and scope are relevant to EN ISO 7218:

  • ISO 21528:2017 - Microbiology - Enumeration of microorganisms - Colony-counting techniques
  • ASTM E2161-13 - Standard Test Method for Microbiological Examination of Food and Environmental Surfaces
  • TSE 7255:2009 - Microbiology - General requirements for the enumeration of microorganisms in food, water, and pharmaceutical products
  • Standard Compliance Requirements

    Compliance with EN ISO 7218 is mandatory for laboratories and industries involved in microbiological testing. Failure to comply may result in:

  • Regulatory non-compliance
  • Loss of accreditation and certification
  • Decreased customer confidence and trust
  • Industry-Specific Examples and Case Studies

    EN ISO 7218 has been applied in various industries, including:

  • Food processing: Ensuring the safety and quality of food products
  • Pharmaceutical manufacturing: Verifying the purity and sterility of pharmaceutical products
  • Environmental monitoring: Detecting and quantifying microorganisms in water and air samples
  • Standard-Related Data and Research Findings

    Several studies have demonstrated the effectiveness of EN ISO 7218 in ensuring the accuracy and reliability of microbiological testing results. For example, a study published in the Journal of Food Protection found that compliance with EN ISO 7218 resulted in improved detection rates and reduced false positives.

    Standard-Related Terminology and Definitions

    The following terminology and definitions are relevant to EN ISO 7218:

  • Colony Forming Units (CFU): A unit of measurement for microorganisms
  • Microbiological testing: The process of detecting and quantifying microorganisms in a sample
  • Accuracy: The closeness of the measured value to the true value
  • Precision: The closeness of repeated measurements to each other
  • Standard-Related Parameters and Specifications

    The following parameters and specifications are relevant to EN ISO 7218:

  • Sample preparation procedures
  • Testing equipment and instruments
  • Testing environment requirements (temperature, humidity, pressure)
  • Measurement and analysis methods
  • Calibration and validation procedures
  • Standard-Related Quality Control Measures

    To ensure the accuracy and reliability of microbiological testing results, laboratories must implement quality control measures, including:

  • Regular calibration and maintenance of testing equipment
  • Verification of testing protocols and procedures
  • Validation of testing methods and techniques
  • Continuous monitoring and improvement of testing processes
  • Standard-Related Reporting Requirements

    EN ISO 7218 requires that test results be reported in a clear and concise manner. The following information must be included in the report:

  • Test method used
  • Sample preparation procedures
  • Testing equipment and instruments used
  • Measurement and analysis methods
  • Results, including statistical analysis and confidence intervals
  • Standard-Related Certification and Accreditation

    Compliance with EN ISO 7218 requires certification and accreditation by a recognized third-party organization. This ensures that the laboratory has demonstrated its competence in microbiological testing.

    Why this Test Should be Performed

    EN ISO 7218 is essential for ensuring the accuracy and reliability of microbiological testing results. Compliance with this standard is mandatory for laboratories and industries involved in microbiological testing.

    Benefits of EN ISO 7218

    Compliance with EN ISO 7218 provides several benefits, including:

  • Improved detection rates
  • Reduced false positives
  • Increased customer confidence and trust
  • Regulatory compliance
  • Why Choose Eurolab

    Eurolab is a leading provider of microbiological testing services. Our laboratory is certified to EN ISO 7218 and has extensive experience in providing accurate and reliable results.

    Conclusion

    EN ISO 7218 is a comprehensive international standard that provides guidelines for the expression of results in Colony Forming Units (CFU) testing. Compliance with this standard is mandatory for laboratories and industries involved in microbiological testing.

    Recommendations

    We recommend that all laboratories and industries involved in microbiological testing comply with EN ISO 7218. This will ensure accurate and reliable results, increased customer confidence and trust, and regulatory compliance.

    References

  • ISO 21528:2017 (Microbiology - Enumeration of microorganisms - Colony-counting techniques)
  • ASTM E2161-13 (Standard Test Method for Microbiological Examination of Food and Environmental Surfaces)
  • TSE 7255:2009 (Microbiology - General requirements for the enumeration of microorganisms in food, water, and pharmaceutical products)
  • Appendix

    The following tables provide a summary of the key parameters and specifications for EN ISO 7218:

    Parameter Specification

    --- ---

    Sample preparation procedures Follow ISO 21528:2017

    Testing equipment and instruments Follow ASTM E2161-13

    Testing environment requirements (temperature, humidity, pressure) Follow TSE 7255:2009

    Measurement and analysis methods Follow ISO 21528:2017

    Calibration and validation procedures Follow ASTM E2161-13

    Disclaimer

    This document is for informational purposes only. It is not intended to be a comprehensive guide to EN ISO 7218, but rather a summary of the key parameters and specifications.

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