ISO 4284:1978

For ISO 4284:1978, item title is Acid-grade fluorspar — Determination of sulphide content — Iodometric method; status code is 9599; successor is ISO 4284:1988 | ISO 4284:1993; withdrawn / published date is 1978-07-01, recorded from its source on 2026-08-05.

Identifier: ISO 4284:1978 verified
Item title: Acid-grade fluorspar — Determination of sulphide content — Iodometric method verified
Status code: 9599 verified
Successor: ISO 4284:1988 | ISO 4284:1993
Withdrawn / published date: 1978-07-01 verified

Sourceisopublicstorageprod.blob.core.windows.net

Verified2026-08-05

Review by2027-02-01

DatasetWithdrawn and superseded ISO standards

What the source says

10127,IS,,ISO 4284:1978,Acid-grade fluorspar — Determination of sulphide content — Iodometric method,Spaths fluor pour la fabrication de l'acide fluorhydrique — Dosage des sulfures — Méthode iodométrique,1978-07-01,1,['73.080'],ISO/TC 175,9599,,"[10128,10129]","['en','fr']",4,

— 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.