ASTM C 968 : 2019
Current
The latest, up-to-date edition.
Standard Test Methods for Analysis of Sintered Gadolinium Oxide-Uranium Dioxide Pellets
Hardcopy , PDF
English
01-09-2019
Important note : Users cannot be edited or removed once added to your Multi user PDF.1.1These test methods cover procedures for the analysis of sintered gadolinium oxide-uranium dioxide pellets to determine compliance with specifications.
| Committee |
C 26
|
| DocumentType |
Test Method
|
| Pages |
6
|
| PublisherName |
American Society for Testing and Materials
|
| Status |
Current
|
| Supersedes |
1.1These test methods cover procedures for the analysis of sintered gadolinium oxide-uranium dioxide pellets to determine compliance with specifications.
1.2The analytical procedures appear in the following order:
| Section | |
| Carbon (Total) by Direct Combustion—Thermal Conductivity Method | 2 |
| C1408 Test Method for Carbon (Total) in Uranium Oxide Powders and Pellets By Direct Combustion-Infrared Detection Method | 3 |
| Chlorine and Fluorine by Pyrohydrolysis Ion-Selective Electrode Method | 4 |
| C1502 Test Method for Determination of Total Chlorine and Fluorine in Uranium Dioxide and Gadolinium Oxide | 3 |
| Gadolinia Content by Energy-Dispersive X-Ray Spectrometry | 4 |
| C1456 Test Method for Determination of Uranium or Gadolinium (or both) in Gadolinium Oxide-Uranium Oxide Pellets or by X-Ray Fluorescence (XRF) | 3 |
| Hydrogen by Inert Gas Fusion | 4 |
| C1457 Test Method for Determination of Total Hydrogen Content of Uranium Oxide Powders and Pellets by Carrier Gas Extraction | 3 |
| Isotopic Uranium Composition by Multiple-Filament Surface-Ionization Mass Spectrometric Method | 2 |
| C1413 Test Method for Isotopic Analysis of Hydrolyzed Uranium Hexafluoride And Uranyl Nitrate Solutions By Thermal Ionization Mass Spectrometry | 3 |
| C1347 Practice for Preparation and Dissolution of Uranium Materials for Analysis | 3 |
| Nitrogen by Distillation—Nessler Reagent (Photometric) Method | 7 to 17 |
| Oxygen-to-Metal Ratio of Sintered Gadolinium Oxide-Uranium Dioxide Pellets | 4 |
| C1430 Test Method for Determination of Uranium, Oxygen to Uranium (O/U), and Oxygen to Metal (O/M) in Sintered Uranium Dioxide and Gadolinia-Uranium Dioxide Pellets by Atmospheric Equilibration | 3 |
| Spectrochemical Determination of Trace Impurity Elements | 4 |
| C1517 Test Method for Determination of Metallic Impurities in Uranium Metal or Compounds by DC-Arc Emission Spectroscopy | 3 |
| Total Gas by Hot Vacuum Extraction | 2 |
| Ceramographic Determination of Free Gd2O3 and Free UO2 to Estimate the Homogeneity of (U,Gd)O2 Pellets | 18 to 25 |
| Ceramographic Determination of Average Grain Size by Linear Intercept after Chemical Etching | 26 to 33 |
1.3The values stated in SI units are to be regarded as the standard.
1.4This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.
1.5This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
| ASTM E 146 : 1983 | Methods of Chemical Analysis of Zirconium and Zirconium Alloys (Silicon, Hydrogen, and Copper) (Withdrawn 1989) |
| ASTM C 859 : 2023 | Standard Terminology Relating to Nuclear Materials |
| ASTM C 922 : 2021 | Standard Specification for Sintered Gadolinium Oxide-Uranium Dioxide Pellets for Light Water Reactors |
| ASTM C 1408 : 2024 | Standard Test Method for Carbon (Total) in Uranium Oxide Powders and Pellets By Direct Combustion-Infrared Detection Method |
| ASTM C 1347 : 2008 : R2014 : EDT 1 | Standard Practice for Preparation and Dissolution of Uranium Materials for Analysis |
| ASTM C 859 : 2014 : REV B | Standard Terminology Relating to Nuclear Materials |
| ASTM C 859 : 2024 | Standard Terminology Relating to Nuclear Materials |
| ASTM D 1193 : 1977 : R1983 : EDT 1 | Standard Specification for Reagent Water |
| ASTM C 1347 : 2008 : R2023 | Standard Practice for Preparation and Dissolution of Uranium Materials for Analysis |
| ASTM C 922 : 2014 | Standard Specification for Sintered Gadolinium Oxide-Uranium Dioxide Pellets |
| ASTM C 1408 : 2016 | Standard Test Method for Carbon (Total) in Uranium Oxide Powders and Pellets By Direct Combustion-Infrared Detection Method |
| ASTM C 859 : 2022 | Standard Terminology Relating to Nuclear Materials |
| ASTM C 859 : 2022 : REV A | Standard Terminology Relating to Nuclear Materials |
| ASTM C 1502 : 2016 | Standard Test Method for Determination of Total Chlorine and Fluorine in Uranium Dioxide and Gadolinium Oxide |
| ASTM E 112 : 2013 : R2021 | Standard Test Methods for Determining Average Grain Size |
| ASTM E 112 : 2013 | Standard Test Methods for Determining Average Grain Size |
| ASTM C 1502 : 2024 | Standard Test Method for Determination of Total Chlorine and Fluorine in Uranium Dioxide and Gadolinium Oxide |
| ASTM E 112 : 2024 | Standard Test Methods for Determining Average Grain Size |
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