# ISO 248:1991 — Withdrawn and superseded ISO standards For ISO 248:1991, item title is Rubbers, raw — Determination of volatile-matter content; status code is 9599; successor is ISO 248:2005; withdrawn / published date is 1991-10-17, recorded from its source on 2026-08-05. - **Identifier:** ISO 248:1991 _(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in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 248:2005 - **Withdrawn / published date:** 1991-10-17 _(verified: appears in the quote below)_ ## What the source says > 4141,IS,,ISO 248:1991,"Rubbers, raw — Determination of volatile-matter content",Caoutchoucs bruts — Détermination des matières volatiles,1991-10-17,3,['83.040.10'],ISO/TC 45/SC 2,9599,[4140],[38724],"['en','fr']",5,"
Specifies two methods, a hot-mill and an oven method, for the determination of moisture and other volatile-matter. This third edition cancels and replaces the second edition (1979). Annex A is for information only.
" ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).