YS/T 548-2007
High-pure niobium pentoxide (English Version)
- Standard No.
- YS/T 548-2007
- Language
- Chinese, Available in English version
- Release Date
- 2007
- Published By
- Professional Standard - Non-ferrous Metal
- Latest
- YS/T 548-2007
- Replace
- YS/T 548-2006
- Scope
- This standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation, storage and order form (or contract) content for high-purity niobium pentoxide. This standard applies to high-purity niobium pentoxide produced by liquid-liquid extraction. The products are used to produce niobate crystals and as optical glass additives.
YS/T 548-2007 Referenced Document
- GB/T 13390 Metallic powder.Determination of the specific surface area.Method of nitrogen adsorption*， 2008-03-21 Update
- GB/T 15076.1 Methods for chemical analysis of tantalum and niobium—Part 1: Determination of tantalum content in niobium—Inductively coupled plasma atomic emission spectrometry*， 2017-10-14 Update
- GB/T 15076.10 Methods for chemical analysis of tantalum and niobium—Part 10:Determination of iron,nickel,chromium,titanium, zirconium,aluminum and manganese contents in niobium—Direct current arc atomic emission spectrometry*， 2019-12-31 Update
- GB/T 15076.11 Methods for chemical analysis of tantalum and niobium—Part 11:Determination of arsenic,antimony,lead,tin and and bismuth contents in niobium—Direct current arc atomic emission spectrometry*， 2020-03-06 Update
- GB/T 15076.12 Method for chemical analysis of tantalum and niobium.Determination of phosphorus content in tantalum *， 2008-03-31 Update
- GB/T 15076.13 Methods for chemical analysis of tantalum and niobium—Part 13: Determination of nitrogen content—Inert gas fusion thermal conductivity method*， 2017-10-14 Update
- GB/T 15076.14 Method for chemical analysis of tantalum and niobium.Determination of oxygen content *， 2008-03-31 Update
- GB/T 15076.15 Method for chemical analysis of tantalum and niobium.Determination of hydrogen content *， 2008-03-31 Update
- GB/T 15076.16 Method for chemical analysis of tantalum and niobium.Determination of sodium and potassium contents *， 2008-03-31 Update
- GB/T 15076.2 Methods for chemical analysis of tantalum and niobium—Part 2:Determination of niobium content in tantalum—Inductively coupled plasma atomic emission spectrometry and stratography gravimetry*， 2019-12-31 Update
- GB/T 15076.3 Methods for chemical analysis of tantalum and niobium—Part 3：Determination of copper content—Flame atomic absorption spectrometry*， 2019-06-04 Update
- GB/T 15076.4 Methods for chemical analysis of tantalum and niobium—Part 4:Determination of iron content—1,10-Phenanthroline spectrophotometry*， 2020-03-06 Update
- GB/T 15076.5 Methods for chemical analysis of tantalum and niobium—Part5:Determination of molybdenum and tungsten contents—Inductively coupled plasma atomic emission spectrometry*， 2017-10-14 Update
- GB/T 15076.6 Methods for chemical analysis of tantalum and niobium—Part 6:Determination of silicon content—Inductively coupled plasma atomic emission spectrometry*， 2020-03-06 Update
- GB/T 15076.7 Methods for chemical analysis of tantalum and niobium—Part 7:Determination of phospherus content in niobium—4-Formyloxy-pentyl ketone-[2] extraction separation phosphomolybdate blue spectrophotometry and inductively coupled plasma atomic emission spectrom*， 2020-03-06 Update
- GB/T 15076.8 Method for chemical analysis of tantalum and niobium.Determination of carbon and sulphur contents*， 2008-03-31 Update
- GB/T 15076.9 Method for chemical analysis of tantalum and niobium.Determination of iron,chromium,nickel,manganese,titanium,aluminum,copper,tin,lead and zirconium contents in tantalum *， 2008-03-31 Update
- GB/T 3249 Test method for Fisher number of metal powders and related compounds*， 2022-03-09 Update
- GB/T 5060 Metallic powders--Determination of apparent density--Part 2: Scott volumeter method
- GB/T 5314 Powders for powder metallurgical purposes.Sampling *， 2011-12-30 Update
YS/T 548-2007 history
- 2007 YS/T 548-2007 High-pure niobium pentoxide
- 2006 YS/T 548-2006 High-purity niobium pentoxide
