XB/T 223-2009Lanthanum fluoride (English PDF)
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Issued by
Ministry of Industry and Information Technology
Level / Type
National · Recommended
Issue date
December 4, 2009
Implementation date
June 1, 2010
Scope
XB/T 223-2009 (Lanthanum fluoride) is available as an English-translated PDF.
XB/T 223-2009 — This standard specifies the requirements, test methods, inspection rules and signs, packaging, transportation and storage of lanthanum fluoride.
This standard applies to lanthanum fluoride produced by chemical methods for the production of metal lanthanum.
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Document preview — XB/T 223-2009
National Standard of the People's Republic of China
- ICS
- 77.120.99
- Classification
- H 65
Issued by: Ministry of Industry and Information Technology
Contents
- What this standard covers1
- Document data2
- Standards quoted by this document3
What this standard covers
This standard specifies the requirements, test methods, inspection rules and signs, packaging, transportation and storage of lanthanum fluoride. This standard applies to lanthanum fluoride produced by chemical methods for the production of metal lanthanum.
Document data
International classification (ICS): 77.120.99.
Chinese classification (CCS): H65.
Estimated length of the Chinese original: 7,731 words.
Standards quoted by this document
GB/T 8170; GB/T 12690; GB/T 14635; GB/T 18115.1
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 5 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 8170Rules of rounding off for numerical values & expression and judgement of limiting values
- GB/T 14635Rare earth metals and their compounds - Determination of total rare earth content
- GB/T 18115.1Chemical analysis methods of rare earth impurities in rare earth metals and their oxides—Part 1:Determination of cerium,praseodymium,neodymium,samarium,europium,gadolinium,terbium,dysprosium,holmium,erbium,thulium,ytterbium,lutetium and yttrium contents in lanthanum metal and oxide
GB/T 12690
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Related Standards
GB/T 12690.1-2022 — Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides - Part 1: Determination of carbon and sulfur contents - High frequency-infrared absorption method
GB/T 12690.10-2003 — Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of phosphorus content by molybdenum blue spectrophotometric method
GB/T 12690.11-2025 — Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides - Part 11: Determination of magnesium content - Flame atomic absorption spectrometric method
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