ISO 423:1976

For ISO 423:1976, item title is Photographic grade hydroquinone — Specification; status code is 9599; successor is ISO 423:1994; withdrawn / published date is 1976-07-01, recorded from its source on 2026-08-05.

Identifier: ISO 423:1976 verified
Item title: Photographic grade hydroquinone — Specification verified
Status code: 9599 verified
Successor: ISO 423:1994
Withdrawn / published date: 1976-07-01 verified

Sourceisopublicstorageprod.blob.core.windows.net

Verified2026-08-05

Review by2027-02-01

DatasetWithdrawn and superseded ISO standards

What the source says

4431,IS,,ISO 423:1976,Photographic grade hydroquinone — Specification,Hydroquinone de qualité photographique — Spécifications,1976-07-01,1,['37.040.30'],ISO/TC 42,9599,,[4432],"['en','fr']",5,

— 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.