ASTM C0758-18 - Standard Test Methods for Chemical, Mass Spectrometric, Spectrochemical, Nuclear, and Radiochemical Analysis of Nuclear-Grade Plutonium Metal
Standard Test Methods for Chemical, Mass Spectrometric, Spectrochemical, Nuclear, and Radiochemical Analysis of Nuclear-Grade Plutonium Metal
| Označení normy: | C0758-18 |
| Vydáno: | 01.09.2018 |
| Status: | Active |
| Počet stran: | 9 |
| Sekce: | 12.01 |
| Označení: | impurity content; isotopic composition; plutonium content; plutonium metal; |
1.1 These test methods cover procedures for the chemical, mass spectrometric, spectrochemical, nuclear, and radiochemical analysis of nuclear-grade plutonium metal to determine compliance with specifications.
1.2 The analytical procedures appear in the following order:
|
| Sections |
| Dissolution Procedure | 2 |
| Plutonium by Controlled-Potential Coulometry | 3 |
| Plutonium by Amperometric Titration with Iron (II) | 2 |
| Plutonium by Ceric Sulfate Titration Test Method | 3 |
| Plutonium by Diode Array Spectrophotometry | 3 |
| Uranium by Arsenazo I Spectrophotometric Test Method | 8 – 10 |
| Thorium by Thorin Spectrophotometric Test Method | 11 – 13 |
| Iron by 1,10-Phenanthroline Spectrophotometric Test Method | 14 – 16 |
| Iron by 2,2ʹ-Bipyridyl Spectrophotometric Test Method | 17 – 23 |
| Impurities by ICP-AES |
|
| Chloride by the Thiocyanate Spectrophotometric Test Method | 24 – 26 |
| Fluoride by Distillation-Spectrophotometric Test Method | 27–28 |
| Nitrogen by Distillation-Nessler Reagent Spectrophotometric Test | 29–30 |
| Carbon by the Direct Combustion-Thermal Conductivity Test | 31 – 33 |
| Sulfur by Distillation-Spectrophotometric Test Method | 34 – 36 |
| Isotopic Composition by Mass Spectrometry | 37 and 38 |
| Plutonium-238 Isotopic Abundance by Alpha Spectrometry |
|
| Americium-241 by Extraction and Gamma Counting | 39 – 41 |
| Americium-241 by Gamma Counting | 3 |
| Gamma-Emitting Fission Products, Uranium, and Thorium by | 42 – 49 |
| Rare Earths by Copper Spark Spectrochemical Test Method | 50 – 52 |
| Tungsten, Niobium (Columbium), and Tantalum by Spectro- | 53 – 55 |
| Sample Preparation for Spectrographic Analysis for Trace Impuri- | 56 – 60 |
1.3 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.
1.4 This 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. For specific safeguard and safety hazards statements, see Section 6.
1.5 This 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.