# ISO 2921:1982 — Withdrawn and superseded ISO standards For ISO 2921:1982, item title is Rubber, vulcanized — Determination of low temperature characteristics — Temperature-retraction procedure (TR test); status code is 9599; successor is ISO 2921:1997; withdrawn / published date is 1982-02-01, recorded from its source on 2026-08-05. - **Identifier:** ISO 2921:1982 _(verified: appears in the quote below)_ - **Item title:** Rubber, vulcanized — Determination of low temperature characteristics — Temperature-retraction procedure (TR test) _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 2921:1997 - **Withdrawn / published date:** 1982-02-01 _(verified: appears in the quote below)_ ## What the source says > 7966,IS,,ISO 2921:1982,"Rubber, vulcanized — Determination of low temperature characteristics — Temperature-retraction procedure (TR test)",Caoutchouc vulcanisé — Détermination des caractéristiques à basse température — Méthode température-retrait (essai TR),1982-02-01,2,['83.060'],ISO/TC 45/SC 2,9599,,[23838],"['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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).