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GB/T 24404-2009 English PDF

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GB/T 24404-2009: Enumeration and detection of aerobic mesophilic bacteria in cosmetics
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Basic data

Standard ID GB/T 24404-2009 (GB/T24404-2009)
Description (Translated English) Enumeration and detection of aerobic mesophilic bacteria in cosmetics
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard Y42
Classification of International Standard 71.100.70
Word Count Estimation 20,27
Date of Issue 2009-09-30
Date of Implementation 2009-12-01
Adopted Standard ISO 21149-2006, IDT
Regulation (derived from) National Standard Approval Announcement 2009 No.10 (Total No.150)
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary This standard specifies the cosmetics aerobic mesophilic bacteria conventional detection and enumeration methods. Available after aerobic colony count after culture agar medium, or to check whether the bacterial growth after enrichment. This standard may not apply to test some of the products is insoluble in water and cleaning supplies and other classes of samples, can be confirmed by another test method has the same effect as an alternative. When necessary, the choice of the standard validation methods cited references for testing and microbial counts were confirmed.

GB/T 24404-2009: Enumeration and detection of aerobic mesophilic bacteria in cosmetics

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Enumeration and detection of aerobic mesophilic bacteria in cosmetics ICS 71.100.70 Y42 National Standards of People's Republic of China GB/T 24404-2009/ISO 21149.2006 Cosmetics aerobic mesophilic bacteria detection and counting (ISO 21149.2006, Cosmetics-Microbiology-Enumerationand detectionofaerobicmesophilicbacteria, IDT) Posted 2009-09-30 2009-12-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard is equivalent to using ISO 21149.2006 "Microbiology Cosmetics aerobic mesophilic bacteria detected and counted" (in English). This standard is equivalent translation ISO 21149.2006. For ease of use, this standard made the following editorial changes. a) Remove the preface to international standards. The Standard Appendix A, Appendix B, Appendix C, Appendix D are informative appendices. This standard was proposed by the National Certification and Accreditation Administration Committee. This standard by the National Import and Export Food Safety Inspection Standardization Technical Committee (SAC/TC445) centralized. This standard was drafted. People's Republic of China Shanghai Entry-Exit Inspection and Quarantine Bureau, People's Republic of China Tianjin Entry-Exit Inspection and Quarantine Bureau, People's Republic of China Henan Exit Inspection and Quarantine. The main drafters of this standard. Gu Ming, Han Wei, Miao Li, Zhao, Yang Jie Lin, Jin Haitong. GB/T 24404-2009/ISO 21149.2006 Cosmetics aerobic mesophilic bacteria detection and counting

1 Scope

This standard specifies the cosmetics aerobic mesophilic bacteria count and conventional detection methods, agar medium after aerobic culture may be The number of colonies counted, or check the presence or absence of bacterial growth after enrichment by. This standard may not apply to test certain sparingly water-soluble products and cleaning supplies, and other categories of samples that can be used is confirmed to have the same effect Other test methods instead. If necessary, confirm the method can be used in this standard references listed for microbial detection and enumeration of conduct Confirmed.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. ISO 21148 cosmetics for microbiological examination General

3 Terms and Definitions

The following terms and definitions apply to this standard. 3.1 Under the conditions specified in this standard aerobic mesophilic bacteria growth. Note. In this condition, yeasts, molds and other types of microorganisms may grow. 3.2 Laboratory portion for obtaining a cosmetic product testing. 3.3 Testing for the early preparation of the suspension of the product portion (at least 1g or 1mL). 3.4 Sample solution (diluent, a neutralizing agent, or mixtures thereof broth) into a volume of a solution or suspension. 3.5 First dilutions for the preparation of suspensions. Principle 4 4.1 General Principles This method involves the colony count on non-selective agar medium, or the presence or absence of bacterial growth after enrichment. Samples may inhibit bacterial Growth should be in substance and in order to detect viable bacteria. Whatever the case and what method to use, the product's antimicrobial properties and Effect should be checked and confirmed. GB/T 24404-2009/ISO 21149.2006

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