ISO Guide 31:1981

For ISO Guide 31:1981, item title is Contents of certificates of reference materials; status code is 9599; successor is ISO Guide 31:2000; withdrawn / published date is 1981-09-01, recorded from its source on 2026-08-05.

Identifier: ISO Guide 31:1981 verified
Item title: Contents of certificates of reference materials verified
Status code: 9599 verified
Successor: ISO Guide 31:2000
Withdrawn / published date: 1981-09-01 verified

Sourceisopublicstorageprod.blob.core.windows.net

Verified2026-08-05

Review by2027-02-01

DatasetWithdrawn and superseded ISO standards

What the source says

19739,GUIDE,,ISO Guide 31:1981,Contents of certificates of reference materials,Contenu des certificats des matériaux de référence,1981-09-01,1,['71.040.30'],ISO/TMBG,9599,,[33188],"['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.