# ISO 776:1982 — Withdrawn and superseded ISO standards For ISO 776:1982, item title is Pulps — Determination of acid-insoluble ash; status code is 9599; successor is ISO 776:2011; withdrawn / published date is 1982-12-01, recorded from its source on 2026-08-05. - **Identifier:** ISO 776:1982 _(verified: appears in the quote below)_ - **Item title:** Pulps — Determination of acid-insoluble ash _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 776:2011 - **Withdrawn / published date:** 1982-12-01 _(verified: appears in the quote below)_ ## What the source says > 5062,IS,,ISO 776:1982,Pulps — Determination of acid-insoluble ash,Pâtes — Détermination des cendres insolubles dans l'acide,1982-12-01,2,['85.040'],ISO/TC 6,9599,,[52672],"['en','fr']",2,

Is applicable to all kinds of pulps. The ash obtained is treated with hydrochloric acid.

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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).