# ISO 9128:1987 — Withdrawn and superseded ISO standards For ISO 9128:1987, item title is Road vehicles — Graphical symbols to designate brake fluid types; status code is 9599; successor is ISO/WD 9128 | ISO 9128:2006; withdrawn / published date is 1987-11-19, recorded from its source on 2026-08-05. - **Identifier:** ISO 9128:1987 _(verified: appears in the quote below)_ - **Item title:** Road vehicles — Graphical symbols to designate brake fluid types _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO/WD 9128 | ISO 9128:2006 - **Withdrawn / published date:** 1987-11-19 _(verified: appears in the quote below)_ ## What the source says > 16724,IS,,ISO 9128:1987,Road vehicles — Graphical symbols to designate brake fluid types,Véhicules routiers — Symboles graphiques pour la désignation des types de liquides de frein,1987-11-19,1,"['75.120','01.080.20','43.040.40']",ISO/TC 22,9599,,"[36951,40459]","['en','fr']",3,"

Specifies the graphical symbols and colours used to identify, on road vehicles, the correct type of fluid to be used for: petroleum-base brake fluid systems; non-petroleum-base brake fluid systems. The same symbols are also used for labelling the fluid containers (ISO 3871). Non-petroleum-base fluids (ISO 4925, glycol type) and petroleum-base fluids (ISO 7308) are totally incompatible, requiring the use of differe ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).