# ISO 2440:1997 — Withdrawn and superseded ISO standards For ISO 2440:1997, item title is Flexible and rigid cellular polymeric materials — Accelerated ageing tests; status code is 9599; successor is ISO 2440:2019; withdrawn / published date is 1997-09-11, recorded from its source on 2026-08-05. - **Identifier:** ISO 2440:1997 _(verified: appears in the quote below)_ - **Item title:** Flexible and rigid cellular polymeric materials — Accelerated ageing tests _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 2440:2019 - **Withdrawn / published date:** 1997-09-11 _(verified: appears in the quote below)_ ## What the source says > 2298,IS,,ISO 2440:1997,Flexible and rigid cellular polymeric materials — Accelerated ageing tests,Matériaux polymères alvéolaires souples et rigides — Essais de vieillissement accéléré,1997-09-11,3,['83.100'],ISO/TC 45/SC 4,9599,[7352],[77359],"['en','fr']",4, ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).