# ISO 334:2013 — Withdrawn and superseded ISO standards For ISO 334:2013, item title is Solid mineral fuels — Determination of total sulfur — Eschka method; status code is 9599; successor is ISO 334:2020; withdrawn / published date is 2013-10-10, recorded from its source on 2026-08-05. - **Identifier:** ISO 334:2013 _(verified: appears in the quote below)_ - **Item title:** Solid mineral fuels — Determination of total sulfur — Eschka method _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 334:2020 - **Withdrawn / published date:** 2013-10-10 _(verified: appears in the quote below)_ ## What the source says > 63441,IS,,ISO 334:2013,Solid mineral fuels — Determination of total sulfur — Eschka method,Combustibles minéraux solides — Dosage du soufre total — Méthode Eschka,2013-10-10,3,"['73.040','75.160.10']",ISO/TC 27/SC 5,9599,[4280],[79738],['en'],7,"
ISO 334:2013 specifies a reference method for determining the total sulfur content of hard coal, brown coals and lignites, and coke by the Eschka method.
" ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).