# ISO 8858-3:2004 — Withdrawn and superseded ISO standards For ISO 8858-3:2004, item title is Hard coal — Froth flotation testing — Part 3: Release evaluation; status code is 9599; successor is ISO 8858-3:2025; withdrawn / published date is 2004-08-09, recorded from its source on 2026-08-05. - **Identifier:** ISO 8858-3:2004 _(verified: appears in the quote below)_ - **Item title:** Hard coal — Froth flotation testing — Part 3: Release evaluation _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 8858-3:2025 - **Withdrawn / published date:** 2004-08-09 _(verified: appears in the quote below)_ ## What the source says > 34311,IS,,ISO 8858-3:2004,Hard coal — Froth flotation testing — Part 3: Release evaluation,Houille — Essais de flottation — Partie 3: Évaluation des émissions,2004-08-09,1,['73.040'],ISO/TC 27/SC 1,9599,,[87993],['en'],9,"

ISO 8858-3:2004 describes a laboratory method for release evaluation of the froth flotation characteristics of hard coal, of particle size less than 0.5 mm. It is applicable to coal in powder form or in the form of a slurry.

" ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).