# ISO 6976:1995/Cor 3:1999 — Withdrawn and superseded ISO standards For ISO 6976:1995/Cor 3:1999, item title is Natural gas — Calculation of calorific values, density, relative density and Wobbe index from composition — Technical Corrigendum 3; status code is 9599; successor is ISO/NP 6976 | ISO 6976:2016; withdrawn / published date is 1999-09-02, recorded from its source on 2026-08-05. - **Identifier:** ISO 6976:1995/Cor 3:1999 _(verified: appears in the quote below)_ - **Item title:** Natural gas — Calculation of calorific values, density, relative density and Wobbe index from composition — Technical Corrigendum 3 _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO/NP 6976 | ISO 6976:2016 - **Withdrawn / published date:** 1999-09-02 _(verified: appears in the quote below)_ ## What the source says > 32385,IS,Cor,ISO 6976:1995/Cor 3:1999,"Natural gas — Calculation of calorific values, density, relative density and Wobbe index from composition — Technical Corrigendum 3","Gaz naturel — Calcul du pouvoir calorifique, de la masse volumique, de la densité relative et de l'indice de Wobbe à partir de la composition — Rectificatif technique 3",1999-09-02,2,['75.060'],ISO/TC 193/SC 1,9599,,"[44112,55842]","['en','fr']",1, ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).