# ISO 10153:1991 — Withdrawn and superseded ISO standards For ISO 10153:1991, item title is Steel — Determination of boron content — Curcumin spectrophotometric method; status code is 9599; successor is ISO 10153:1997; withdrawn / published date is 1991-01-17, recorded from its source on 2026-08-05. - **Identifier:** ISO 10153:1991 _(verified: appears in the quote below)_ - **Item title:** Steel — Determination of boron content — Curcumin spectrophotometric method _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 10153:1997 - **Withdrawn / published date:** 1991-01-17 _(verified: appears in the quote below)_ ## What the source says > 18148,IS,,ISO 10153:1991,Steel — Determination of boron content — Curcumin spectrophotometric method,Acier — Dosage du bore — Méthode spectrophotométrique à la curcumine,1991-01-17,1,['77.080.20'],ISO/TC 17/SC 1,9599,,[24826],"['en','fr']",10, ## Source - https://isopublicstorageprod.blob.core.windows.net/opendata/_latest/iso_deliverables_metadata/csv/iso_deliverables_metadata.csv Last verified: 2026-08-05. Review by: 2027-02-01. Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).