ISO 7537:1989

For ISO 7537:1989, item title is Petroleum products — Determination of total acid number — Semi-micro colour-indicator titration method; status code is 9599; successor is ISO 7537:1997; withdrawn / published date is 1989-09-21, recorded from its source on 2026-08-05.

Identifier: ISO 7537:1989 verified
Item title: Petroleum products — Determination of total acid number — Semi-micro colour-indicator titration method verified
Status code: 9599 verified
Successor: ISO 7537:1997
Withdrawn / published date: 1989-09-21 verified

Sourceisopublicstorageprod.blob.core.windows.net

Verified2026-08-05

Review by2027-02-01

DatasetWithdrawn and superseded ISO standards

What the source says

14313,IS,,ISO 7537:1989,Petroleum products — Determination of total acid number — Semi-micro colour-indicator titration method,Produits pétroliers — Détermination de l'indice d'acide total — Semi-microméthode de titrage par indicateur coloré,1989-09-21,1,['75.080'],ISO/TC 28,9599,,[26477],"['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.