# ISO 248:1979 — Withdrawn and superseded ISO standards For ISO 248:1979, item title is Rubbers, raw — Determination of volatile matter content; status code is 9599; successor is ISO 248:1991; withdrawn / published date is 1979-11-01, recorded from its source on 2026-08-05. - **Identifier:** ISO 248:1979 _(verified: appears in the quote below)_ - **Item title:** Rubbers, raw — Determination of volatile matter content _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 248:1991 - **Withdrawn / published date:** 1979-11-01 _(verified: appears in the quote below)_ ## What the source says > 4140,IS,,ISO 248:1979,"Rubbers, raw — Determination of volatile matter content",Caoutchoucs bruts — Détermination des matières volatiles,1979-11-01,2,['83.040.10'],ISO/TC 45,9599,[6835],[4141],"['en','fr']",2, ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).