ISO 9022-20:1997

For ISO 9022-20:1997, item title is Optics and optical instruments — Environmental test methods — Part 20: Humid atmosphere containing sulfur dioxide or hydrogen sulfide; status code is 9599; successor is ISO 9022-20:2015; withdrawn / published date is 1997-06-19, recorded from its source on 2026-08-05.

Identifier: ISO 9022-20:1997 verified
Item title: Optics and optical instruments — Environmental test methods — Part 20: Humid atmosphere containing sulfur dioxide or hydrogen sulfide verified
Status code: 9599 verified
Successor: ISO 9022-20:2015
Withdrawn / published date: 1997-06-19 verified

Sourceisopublicstorageprod.blob.core.windows.net

Verified2026-08-05

Review by2027-02-01

DatasetWithdrawn and superseded ISO standards

What the source says

22462,IS,,ISO 9022-20:1997,Optics and optical instruments — Environmental test methods — Part 20: Humid atmosphere containing sulfur dioxide or hydrogen sulfide,Optique et instruments d'optique — Méthodes d'essais d'environnement — Partie 20: Atmosphère humide contenant du dioxyde de soufre ou de l'hydrogène sulfuré,1997-06-19,1,['37.020'],ISO/TC 172/SC 1,9599,,[66491],"['en','fr']",6,

— 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.