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AS 5013.11.5:2024
[Current]Food microbiology, Method 11.5: Microbiology of food and animal feeding stuffs - Preparation of test samples, initial suspension and decimal dilutions for microbiological examination - Specific rules for the preparation of milk and milk products (ISO 6887-5:2020, MOD)
AS 5013.11.5:2024 adopts and modifies ISO 6887 5:2020, which specifies rules for the preparation of samples of milk and milk products and their suspensions for microbiological examination when samples require a different preparation from the general methods specified in AS 5013.11.1
Published: 19/04/2024
Pages: 12
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Diluents
5.1 List of diluents
5.1.1
5.1.2
5.1.2.1
5.1.2.1.1
5.1.2.1.2
5.1.2.2
5.1.2.2.1
5.1.2.2.2
5.1.2.3
5.1.2.3.1
5.1.2.3.2
5.1.3
5.1.3.1
5.1.3.1.1
5.1.3.1.2
5.1.3.1.3
5.1.3.2
5.1.3.2.1
5.1.3.2.2
5.1.3.2.3
5.1.3.3
5.1.3.3.1
5.1.3.3.1.1
5.1.3.3.1.2
5.1.3.3.1.2.1
5.1.3.3.1.2.2
5.1.3.3.2
5.1.3.3.3
5.1.3.4
5.1.3.4.1
5.1.3.4.2
5.1.3.4.3
5.1.3.5
5.1.3.5.1
5.1.3.5.2
5.2 Distribution and sterilization of the diluents
5.3 Performance testing for diluents
6 Apparatus
6.1
6.2
6.3
6.4
7 Sampling
8 General procedures
8.1 General
8.2 Frozen products
8.3 Hard and dry products
8.4 Liquid and non-viscous products
8.5 Multi-component products
8.6 Acidic products
8.7 High-fat foods (fat content > 20 % mass fraction)
9 Specific procedures
9.1 Milk and liquid milk products
9.2 Dehydrated milk, dehydrated sweet whey, dehydrated acid whey, dehydrated buttermilk and lactose
9.3 Cheese and cheese products
9.4 Acid casein, lactic casein, rennet casein and caseinate
9.4.1 General case
9.4.2 Special case: Rennet casein
9.5 Butter
9.6 Milk-based ice-cream
9.7 Milk-based custard, desserts and sweet cream (pH > 5)
9.8 Milk-based fermented milks, yogurt, probiotics milk products and sour cream (pH < 5)
9.9 Dehydrated milk-based infant foods with or without probiotics
10 Further decimal dilutions
Bibliography
Appendix ZZ
ZZ.1 Scope
ZZ.2 Modifications
Cited references in this standard
[Current]
Microbiology of food, animal feed and water - Preparation, production, storage and performance testing of culture media
[Current]
Microbiology of the food chain - General requirements and guidance for microbiological examinations
[Current]
Microbiology of the food chain - Preparation of test samples, initial suspension and decimal dilutions for microbiological examination - Part 1: General rules for the preparation of the initial suspension and decimal dilutions
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