# ISO 257:1976 — Withdrawn and superseded ISO standards

For ISO 257:1976, item title is Pest control chemicals and plant growth regulators — Principles for the selection of common names; status code is 9599; successor is ISO 257:1988; withdrawn / published date is 1976-11-01, recorded from its source on 2026-08-05.

- **Identifier:** ISO 257:1976 _(verified: appears in the quote below)_
- **Item title:** Pest control chemicals and plant growth regulators — Principles for the selection of common names _(verified: appears in the quote below)_
- **Status code:** 9599 _(verified: appears in the quote below)_
- **Successor:** ISO 257:1988
- **Withdrawn / published date:** 1976-11-01 _(verified: appears in the quote below)_

## What the source says

> 4156,IS,,ISO 257:1976,Pest control chemicals and plant growth regulators — Principles for the selection of common names,Pesticides et produits phytopharmaceutiques — Principes pour le choix des noms communs,1976-11-01,1,['65.100.01'],ISO/TC 81,9599,,[4157],"['en','fr']",2,

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Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).