YS/T 691-2009Magnesium fluoride (English PDF)
氟化镁
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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
YS/T 691-2009 is the English-translated version of 氟化镁.
YS/T 691-2009 — This standard specifies requirements for magnesium fluoride, test methods, inspection rules, packaging, labeling, transportation, storage and contract (or purchase order) content.
This standard applies to the production of aluminum additive, used in the production of magnesium metal magnesium fluoride flux.
Coatings for optical lenses, titanium paint finish Agent high-tech fields, cathode-ray screen fluorescent materials, advanced ceramics, glass and fluorine chemical raw materials such as magnesium fluoride may also refer to the implementation of this standard.
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Document preview — YS/T 691-2009
National Standard of the People's Republic of China
- ICS
- 77.040.30
- Classification
- H 12
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 for magnesium fluoride, test methods, inspection rules, packaging, labeling, transportation, storage and contracts (or orders) content. This standard applies to the production of electrolytic aluminum additives used in the production of magnesium metal magnesium fluoride flux. For optical lens coating, titanium pigment coating agent, cathode-ray screen fluorescent materials, advanced ceramics, glass and fluorine chemicals and other high-tech fields with magnesium fluoride may also refer to the implementation of this standard.
Document data
International classification (ICS): 77.040.30.
Chinese classification (CCS): H12.
Estimated length of the Chinese original: 6,615 words.
Standards quoted by this document
GB/T 1250-1989; GB/T 21994.1; GB/T 21994.2; GB/T 21994.3; GB/T 21994.4; GB/T 21994.5; GB/T 21994.6; GB/T 21994.7; GB/T 21994.8
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 4 pages — is available in the English PDF.
Referenced standards
Normative references
GB/T 1250-1989 · GB/T 21994
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Related Standards
GB/T 21994.1-2008 — Chemical analysis of magnesium fluoride - Part 1: Preparation and storage of test samples
GB/T 21994.2-2008 — Chemical analysis of magnesium fluoride - Part 2: Determination of moisture content - Gravimetric method
GB/T 21994.3-2008 — Chemical analysis of magnesium fluoride - Part 3: Determination of fluoride content - Distillation-thorium nitrate titration volumetric method
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YS/T 691-2009
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