ISO 4831:1978

For ISO 4831:1978, item title is Microbiology — General guidance for the enumeration of coliforms — Most probable number technique at 30 degrees C; status code is 9599; successor is ISO 4831:1991; withdrawn / published date is 1978-08-01, recorded from its source on 2026-08-05.

Identifier: ISO 4831:1978 verified
Item title: Microbiology — General guidance for the enumeration of coliforms — Most probable number technique at 30 degrees C verified
Status code: 9599 verified
Successor: ISO 4831:1991
Withdrawn / published date: 1978-08-01 verified

Sourceisopublicstorageprod.blob.core.windows.net

Verified2026-08-05

Review by2027-02-01

DatasetWithdrawn and superseded ISO standards

What the source says

10811,IS,,ISO 4831:1978,Microbiology — General guidance for the enumeration of coliforms — Most probable number technique at 30 degrees C,Microbiologie — Directives générales pour le dénombrement des coliformes — Technique du nombre le plus probable après incubation à 30 degrés C,1978-08-01,1,['07.100.30'],ISO/TC 34/SC 9,9599,,[10812],"['en','fr']",8,

— isopublicstorageprod.blob.core.windows.net, retrieved 2026-08-05

Source

isopublicstorageprod.blob.core.windows.nethttps://isopublicstorageprod.blob.core.windows.net/opendata/_latest/iso_deliverables_metadata/csv/iso_deliverables_metadata.csv

Last verified against source: 2026-08-05. Due for re-check by 2027-02-01. This page as Markdown · OKF bundle · full dataset as JSON.