AS 5013.21:2017 pdf free
AS 5013.21:2017 pdf free.Food microbiology – Meat and meat products
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
ISO 6887-1, Microbiology offood and animal feeding stuffs一Preparation of test samples, initial suspension and decimal dilutions for microbiological examination一Part 1: General rules for the preparation of the initial suspension and decimal dilutions
ISO 6887-2, Microbiology offood and animal feeding stuffs一Preparation of test samples, initial suspension and decimal dilutions for microbiological examination一Part 2: Specific rules for the preparation of meat and meat products
ISO 7218, Microbiology of food and animal feeding stuffs – General requirements and guidance for microbiological examinations
ISO/TS 11133-1, Microbiology offood and animal feeding stufs一Guidelines on preparation and production of culture media一Part 1: General guidelines on quality assurance for the preparation of culture media in the laboratory
ISO/TS 11133-2， Microbiology of food and animal feeding stuffs 一Guidelines on preparation and production of culture media一Part 2: Practical guidelines on performance testing of culture media
Sampling is not part of the method specified in this International Standard. If there is no specific International Standard dealing with sampling of the product concerned, it is recommended that the interested parties come to an agreement on this subject.It is important that the laboratory receive a sample which is truly representative and which has not been damaged or changed during transport or storage (see ISO 7218).Prepare the test sample in accordance with ISO 6887-1 and ISO 6887-2 and/or the specific International Standard appropriate to the product concerned. If there is no specific International Standard, it is recommended that the parties concerned come to an agreement on this subject.
Moisten a piece of filter paper with the oxidase reagent (5.4.2). Take material from the selected colony using a platinum-iridium alloy or plastic loop (a nickel-chromium alloy loop gives false positives) (6.5) and deposit it on the moistened filter paper.If oxidase is present, a violet to purple colour appears within 5 s to 10 s. If the colour has not changed after 30 s, the test is considered to be negative.AS 5013.21 pdf free download.
