BS ISO 16212 : 2008
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
COSMETICS - MICROBIOLOGY - ENUMERATION OF YEAST AND MOULD
Hardcopy , PDF
31-07-2011
English
01-01-2008
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principles
4.1 General
4.2 Plate count
4.3 Membrane filtration
5 Diluents, neutralizers and culture media
5.1 General
5.2 Neutralizing diluents and diluents
5.3 Diluent for yeast suspension (tryptone sodium chloride
solution)
5.4 Culture media
6 Apparatus and glassware
7 Strain of microorganisms
8 Handling of cosmetic products and laboratory samples
9 Procedure
9.1 General recommendation
9.2 Preparation of the initial suspension
9.3 Counting methods
10 Counting of colonies (plate counts and membrane filtration
methods)
11 Expression of results
11.1 Method of calculation for plate count
11.2 Interpretation
12 Neutralization of the antifungicidal properties of the product
12.1 General
12.2 Preparation of inoculum
12.3 Validation of counting methods
13 Test report
Annex A (informative) - Other neutralizing diluents
Annex B (informative) - Other diluents
Annex C (informative) - Other culture media
Annex D (informative) - Neutralizers of antifungicidal activity of
preservatives and rinsing liquids
Bibliography
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