# ISO 4833:2003 — Withdrawn and superseded ISO standards For ISO 4833:2003, item title is Microbiology of food and animal feeding stuffs — Horizontal method for the enumeration of microorganisms — Colony-count technique at 30 degrees C; status code is 9599; successor is ISO 4833-2:2013 | ISO 4833-1:2013 | ISO/CD 4833-2; withdrawn / published date is 2003-01-27, recorded from its source on 2026-08-05. - **Identifier:** ISO 4833:2003 _(verified: appears in the quote below)_ - **Item title:** Microbiology of food and animal feeding stuffs — Horizontal method for the enumeration of microorganisms — Colony-count technique at 30 degrees C _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 4833-2:2013 | ISO 4833-1:2013 | ISO/CD 4833-2 - **Withdrawn / published date:** 2003-01-27 _(verified: appears in the quote below)_ ## What the source says > 34524,IS,,ISO 4833:2003,Microbiology of food and animal feeding stuffs — Horizontal method for the enumeration of microorganisms — Colony-count technique at 30 degrees C,Microbiologie des aliments — Méthode horizontale pour le dénombrement des micro-organismes — Technique de comptage des colonies à 30 degrés C,2003-01-27,3,['07.100.30'],ISO/TC 34/SC 9,9599,[10816],"[59509,53728,50310]","['en','fr']",9,"

ISO 4833:2003 specifies a horizontal method for the enumeration of microorganisms, by counting the colonies growing in a solid medium after aerobic incubation at 30 degrees Celsius. Subject to some limitations, it is applicable to products intended for human consumption or the feeding of an ## Source - https://isopublicstorageprod.blob.core.windows.net/opendata/_latest/iso_deliverables_metadata/csv/iso_deliverables_metadata.csv Last verified: 2026-08-05. Review by: 2027-02-01. Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).