# ISO 6221:1996 — Withdrawn and superseded ISO standards For ISO 6221:1996, item title is Photography — Films and papers — Determination of dimensional change; status code is 9599; successor is ISO 18903:2002; withdrawn / published date is 1996-12-26, recorded from its source on 2026-08-05. - **Identifier:** ISO 6221:1996 _(verified: appears in the quote below)_ - **Item title:** Photography — Films and papers — Determination of dimensional change _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 18903:2002 - **Withdrawn / published date:** 1996-12-26 _(verified: appears in the quote below)_ ## What the source says > 25904,IS,,ISO 6221:1996,Photography — Films and papers — Determination of dimensional change,Photographie — Films et papiers — Détermination des variations dimensionnelles,1996-12-26,3,['37.040.20'],ISO/TC 42,9599,[12497],[31927],"['en','fr']",14,"
Gives a method for determining the dimensional change of photographic films and papers caused by variations in equilibrium moisture content due to change in the relative humidity of the atmosphere, change in temperature (thermal coefficient of expansion), processing and ageing. Replaces the second edition.
" ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).