# ISO 16795:2004 — Withdrawn and superseded ISO standards For ISO 16795:2004, item title is Nuclear energy — Determination of Gd2O3 content of gadolinium fuel pellets by X-ray fluorescence spectrometry; status code is 9599; successor is ISO 16795:2024 | ISO/DIS 16795; withdrawn / published date is 2004-07-27, recorded from its source on 2026-08-05. - **Identifier:** ISO 16795:2004 _(verified: appears in the quote below)_ - **Item title:** Nuclear energy — Determination of Gd2O3 content of gadolinium fuel pellets by X-ray fluorescence spectrometry _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 16795:2024 | ISO/DIS 16795 - **Withdrawn / published date:** 2004-07-27 _(verified: appears in the quote below)_ ## What the source says > 31068,IS,,ISO 16795:2004,Nuclear energy — Determination of Gd2O3 content of gadolinium fuel pellets by X-ray fluorescence spectrometry,Énergie nucléaire — Dosage de Gd2O3 dans des pastilles combustibles au gadolinium par spectrométrie à fluorescence X,2004-07-27,1,['27.120.30'],ISO/TC 85/SC 5,9599,,"[85235,71472]","['en','fr']",7,"

ISO 16795:2004 covers the determination of Gd2O3 in sintered fuel pellets, by X-ray fluorescence spectrometry using the Gd L-alpha line. The fuel pellets are polished before X-ray examination. This method has been tested for mass fractions of from 2 % to 10 % Gd2O3.

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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).