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Standard Practice for Cleaning for 1S and 2S Bottles
NORMA vydaná dňa 1.10.2021
Označenie normy: ASTM C1838-16(2021)
Dátum vydania normy: 1.10.2021
Kód tovaru: NS-1040599
Počet strán: 5
Približná hmotnosť: 15 g (0.03 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM
Keywords:
1S 2S bottle cleaning, UF6,, ICS Number Code 27.120.30 (Fissile materials and nuclear fuel technology)
Significance and Use | ||||||||
4.1?The uranium hexfluoride (UF6), as described in Specifications C787 and C996, has to meet different requirements: one set of requirements being safety, health physics, and criticality and the other set being chemical, physical, and isotopic. To ensure the UF6 is in compliance with all requirements, sampling and analysis shall be performed. Therefore, packaging may have a significant impact on the quality of UF4.2?After sampling, the bottle will contain residues. There is contamination because of the equipment, other contamination caused by nonvolatile elements, and isotopic contamination as a result of UF6 hydrolysis. 4.3?Cleaning shall be efficient. Special emphasis should be given to decontaminate the bottles without leaving any trace of cleaning products, make the bottles inert in UF4.4?This practice describes different protocols for cleaning bottles by gas and liquid. |
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1. Scope | ||||||||
1.1?This practice provides a description of the different ways to clean uranium hexafluoride (UF6) bottles. 1.2?This practice describes two kinds of sample bottles: 1S and 2S bottles. 1.3?UnitsThe values stated in SI units are to be regarded as the 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. 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. |
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2. Referenced Documents | ||||||||
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