# ISO 5073:2013 — Withdrawn and superseded ISO standards For ISO 5073:2013, item title is Brown coals and lignites — Determination of humic acids; status code is 9599; successor is ISO 5073:2021; withdrawn / published date is 2013-05-06, recorded from its source on 2026-08-05. - **Identifier:** ISO 5073:2013 _(verified: appears in the quote below)_ - **Item title:** Brown coals and lignites — Determination of humic acids _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 5073:2021 - **Withdrawn / published date:** 2013-05-06 _(verified: appears in the quote below)_ ## What the source says > 63043,IS,,ISO 5073:2013,Brown coals and lignites — Determination of humic acids,Charbons bruns et lignites — Dosage des acides humiques,2013-05-06,3,['73.040'],ISO/TC 27/SC 5,9599,[20458],[79744],"['en','fr']",7,

ISO 5073:2013 specifies volumetric methods for the determination of total humic acids and free humic acid of brown coals and lignites.

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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).