ASTM International - ASTM C759-18
Standard Test Methods for Chemical, Mass Spectrometric, Spectrochemical, Nuclear, and Radiochemical Analysis of Nuclear-Grade Plutonium Nitrate Solutions
| Organization: | ASTM International |
| Publication Date: | 1 September 2018 |
| Status: | active |
| Page Count: | 18 |
| ICS Code (Fissile materials and nuclear fuel technology): | 27.120.30 |
significance And Use:
4.1 These test methods are designed to show whether a given material meets the purchaser's specifications.
4.1.1 An assay is performed to determine whether the material has the specified... View More
scope:
1.1 These test methods cover procedures for the chemical, mass spectrometric, spectrochemical, nuclear, and radiochemical analysis of nuclear-grade plutonium nitrate solutions to determine compliance with specifications.
1.2 The analytical procedures appear in the following order:
| Sections | |
| Plutonium by Controlled-Potential | 2 |
| Plutonium by Amperometric Titration with Iron(II) | 2 |
| Plutonium by Diode Array Spectrophotometry | |
| Free Acid by Titration in an Oxalate Solution | 8 to 15 |
| Free Acid by Iodate Precipitation-Potent Test Method | 16 to 22 |
| Uranium by Arsenazo I Spectrophotometric Test Method | 23 to 33 |
| Thorium by Thorin Spectrophotometric Test Method | 34 to 42 |
| Iron by 1,10-Phenanthroline Spectrophotometric Test Method | 43 to 50 |
| Impurities by ICP-AES | |
| Chloride by Thiocyanate Spectrophotometric Test Method | 51 to 58 |
| Fluoride by Distillation-Spectro | 59 to 66 |
| Sulfate by Barium Sulfate Turbidimetric Test Method | 67 to 74 |
| Isotopic Composition by Mass Spectrometry | 75 to 76 |
| Plutonium-238 Isotopic Abundance by Alpha Spectrometry | |
| Americium-241 by Extraction and Gamma Counting | 77 to 85 |
| Americium-241 by Gamma Counting | 86 to 94 |
| Gamma-Emitting Fission Products, Uranium, and Thorium by Gamma-Ray Spectroscopy | 94 to 102 |
| Rare Earths by Copper Spark Spectrochemical Test Method | 103 to 105 |
| Tungsten, Niobium (Columbium), and Tantalum by Spectro- chemical Test Method | 106 to 114 |
| Sample Preparation for Spectrographic Analysis for General Impurities | 115 to 118 |
1.3 The values stated in SI units are to be regarded as standard. The values given in parentheses are for information only.
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 hazard 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.
Document History
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