# ISO 4833:1991 — Withdrawn and superseded ISO standards

For ISO 4833:1991, item title is Microbiology — General guidance for the enumeration of micro-organisms — Colony count technique at 30 degrees C; status code is 9599; successor is ISO 4833:2003; withdrawn / published date is 1991-03-14, recorded from its source on 2026-08-05.

- **Identifier:** ISO 4833:1991 _(verified: appears in the quote below)_
- **Item title:** Microbiology — General guidance for the enumeration of micro-organisms — Colony count technique at 30 degrees C _(verified: appears in the quote below)_
- **Status code:** 9599 _(verified: appears in the quote below)_
- **Successor:** ISO 4833:2003
- **Withdrawn / published date:** 1991-03-14 _(verified: appears in the quote below)_

## What the source says

> 10816,IS,,ISO 4833:1991,Microbiology — General guidance for the enumeration of micro-organisms — Colony count technique at 30 degrees C,Microbiologie — Directives générales pour le dénombrement des micro-organismes — Méthode par comptage des colonies obtenues à 30 degrés C,1991-03-14,2,"['07.100.01','07.100.30']",ISO/TC 34/SC 9,9599,[10815],[34524],"['en','fr']",5,"<p>This second edition cancels and replaces the first edition (ISO 4833:1978). It is intended to provide general guidance for the examination of products not dealt with by existing International Standards. These guidelines may not be appropriate for some products in every detail, and for some other products it may be necessary to

## 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Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).