# ISO 15366:1999 — Withdrawn and superseded ISO standards For ISO 15366:1999, item title is Nuclear energy — Chemical separation and purification of uranium and plutonium in nitric acid solutions for isotopic and dilution analysis by solvent chromatography; status code is 9599; successor is ISO 15366-1:2014 | ISO/DIS 15366 | ISO 15366-2:2014; withdrawn / published date is 1999-10-21, recorded from its source on 2026-08-05. - **Identifier:** ISO 15366:1999 _(verified: appears in the quote below)_ - **Item title:** Nuclear energy — Chemical separation and purification of uranium and plutonium in nitric acid solutions for isotopic and dilution analysis by solvent chromatography _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 15366-1:2014 | ISO/DIS 15366 | ISO 15366-2:2014 - **Withdrawn / published date:** 1999-10-21 _(verified: appears in the quote below)_ ## What the source says > 26210,IS,,ISO 15366:1999,Nuclear energy — Chemical separation and purification of uranium and plutonium in nitric acid solutions for isotopic and dilution analysis by solvent chromatography,Énergie nucléaire — Séparation et purification chimique de l'uranium et du plutonium dans les solutions d'acide nitrique par extraction chromatographique par solvant pour les mesures isotopiques et les analyses par dilution isotopiques,1999-10-21,1,['27.120.30'],ISO/TC 85/SC 5,9599,,"[56505,40924,56506]","['en','fr']",11, ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).