# ISO 13500:1998 — Withdrawn and superseded ISO standards For ISO 13500:1998, item title is Petroleum and natural gas industries — Drilling fluid materials — Specifications and tests; status code is 9599; successor is ISO 13500:2006; withdrawn / published date is 1998-07-16, recorded from its source on 2026-08-05. - **Identifier:** ISO 13500:1998 _(verified: appears in the quote below)_ - **Item title:** Petroleum and natural gas industries — Drilling fluid materials — Specifications and tests _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 13500:2006 - **Withdrawn / published date:** 1998-07-16 _(verified: appears in the quote below)_ ## What the source says > 22132,IS,,ISO 13500:1998,Petroleum and natural gas industries — Drilling fluid materials — Specifications and tests,Industries du pétrole et du gaz naturel — Produits pour fluides de forage — Spécifications et essais,1998-07-16,1,['75.180.10'],ISO/TC 67/SC 3,9599,,[40032],"['en','fr']",66, ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).