ISO 29981:2010

Milk products — Enumeration of presumptive bifidobacteria — Colony count technique at 37 degrees C

Publication date: Jan 19, 2010

General information

Current stage: 90.92 Effective date: Jun 24, 2019

Originator: ISO

Owner: ISO/TC 34/SC 5

Type: International Standard

ICS: 67.100.01

Languages: English Russian

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Status: Published

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Scope

ISO 29981|IDF 220:2010 specifies a method for the selective enumeration of presumptive bifidobacteria in milk products by using a colony count technique at 37 °C under anaerobic conditions.
The method is applicable to milk products such as fermented and non-fermented milks, milk powders, infant formulae, and starter cultures where these microorganisms are present and viable, and in combination with other lactic acid bacteria.
Bifidobacteria used in milk products usually belong to the species: Bifidobacterium adolescentis; B. animalis subsp. animalis; B. animalis subsp. lactis; B. bifidum; B. breve; B. infantis; B. longum.

Life cycle

NOW

PUBLISHED
ISO 29981:2010
90.92 Standard to be revised
Jun 24, 2019

REVISED BY

IN_DEVELOPMENT
ISO/CD 29981

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