# ISO 21398:2007 — Withdrawn and superseded ISO standards For ISO 21398:2007, item title is Hard coal and coke — Guidance to the inspection of mechanical sampling systems; status code is 9599; successor is ISO 21398:2019; withdrawn / published date is 2007-05-31, recorded from its source on 2026-08-05. - **Identifier:** ISO 21398:2007 _(verified: appears in the quote below)_ - **Item title:** Hard coal and coke — Guidance to the inspection of mechanical sampling systems _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 21398:2019 - **Withdrawn / published date:** 2007-05-31 _(verified: appears in the quote below)_ ## What the source says > 40209,IS,,ISO 21398:2007,Hard coal and coke — Guidance to the inspection of mechanical sampling systems,Houille et coke — Lignes directrices pour l'inspection des systèmes d'échantillonnage mécanique,2007-05-31,1,"['73.040','75.160.10']",ISO/TC 27/SC 4,9599,,[75342],['en'],25,"

ISO 21398:2007 sets out recommended practices for the inspection of mechanical sampling systems. ISO 21398:2007 serves as a reference for conformance with applicable ISO/TC 27 International Standards.

ISO 21398:2007 covers general considerations including precision, mineral variability and bias, establishment of inspection systems and inspection procedure.

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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).