# ISO 1397:1975 — Withdrawn and superseded ISO standards For ISO 1397:1975, item title is Compounded rubber — Determination of manganese content — Sodium periodate photometric method; status code is 9599; successor is ISO 7780:1987; withdrawn / published date is 1975-05-01, recorded from its source on 2026-08-05. - **Identifier:** ISO 1397:1975 _(verified: appears in the quote below)_ - **Item title:** Compounded rubber — Determination of manganese content — Sodium periodate photometric method _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 7780:1987 - **Withdrawn / published date:** 1975-05-01 _(verified: appears in the quote below)_ ## What the source says > 5983,IS,,ISO 1397:1975,Compounded rubber — Determination of manganese content — Sodium periodate photometric method,Mélanges à base de caoutchoucs — Dosage du manganèse — Méthode photométrique au periodate de sodium,1975-05-01,1,['83.060'],ISO/TC 45,9599,,[14660],"['en','fr']",5, ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).