Niobium oxide

• Post Date:

  Nov 23,2018

• Expiry Date:

  Dec 23,2018

• Detailed Description:

  Cas No. :1313-96-8 Quantity: 100Metric Tons
  Specs:98%，99%，99.95%，99.995%，99.998%
  Payment Method: L/C at sight or TT in advance
  Physical Properties: The product are white crystalline powder, but will turn into light yellow when oxygen vacancies exist in crystalline lattice. As amphoteric oxide，insoluble in water, slightly soluble in hydrofluoric acid, insoluble in inorganic acid except for hydrofluoric acid, soluble in fused NaOH、KOH、K2S2O7 and KHSO4.
  Applications: The product can be used as raw material to produce metal niobium, niobium bars, alloys, carbides and complex carbides, electronic ceramics, optical glass, lithium-niobate crystal, etc.
  Packing：With plastic bottles or inner with aluminum foil bags and outer with cartons.
  Chemical Composition:Commercial-grade Nb2O5 : In accordance with YS/T 428-2000.
  
  Impurities Concentrations（%,≤）
  FNb2O5-1 FNb2O5-2 FNb2O5-3
  Ta 0.03 0.08 0.3
  Ti 0.001 0.002 0.005
  W 0.003 0.005 0.01
  Mo 0.002 0.003 —
  Cr 0.002 0.003 —
  Mn 0.002 0.005 —
  Fe 0.005 0.02 0.03
  Ni 0.002 0.01 0.02
  Cu 0.002 0.005 0.005
  Al 0.002 0.002 0.01
  Si 0.005 0.01 0.02
  As — — 0.005
  Sb — — 0.005
  Pb — — 0.005
  S — — 0.01
  P — — 0.01
  F－ 0.08 0.1 0.15
  L.O.I (%) 0.2 0.3 0.4
  
  4-2、High-purity Nb2O5 : In accordance with YS/T 548-2007.
  Designations F Nb2O5-048 F Nb2O5-045 F Nb2O5-04 F Nb2O5-035
  Principle component
  (%, ≥) Nb2O5 99.998 99.995 99.99 99.95
  Impurities
  (%, ≤) Ta 0.0003 0.0005 0.001 0.002
  Al 0.0001 0.0002 0.0003 0.0005
  As 0.00001 0.00005 0.0005 0.001
  B 0.00005 0.00005 0.0001 —
  Bi 0.00005 0.0001 0.0002 0.0003
  Ca 0.0001 0.0003 0.0005 —
  Co 0.00001 0.00005 0.0001 —
  Cr 0.00005 0.0001 0.0003 0.0005
  Cu 0.00005 0.0001 0.0003 0.0005
  F 0.0015 0.003 0.0075 0.01
  Fe 0.0001 0.0002 0.0005 0.001
  K 0.0001 0.0003 0.0005 —
  Mg 0.0001 0.0001 0.0002 —
  Mn 0.00005 0.0001 0.0002 0.0005
  Mo 0.00001 0.0001 0.0002 0.0008
  Na 0.0001 0.0003 0.0005 —
  Ni 0.00005 0.0001 0.0003 0.001
  Pb 0.00005 0.0003 0.0003 0.001
  Sb 0.0002 0.0006 0.001 —
  Si 0.0005 0.001 0.0015 0.003
  Sn 0.00005 0.0001 0.0001 0.0005
  Ti 0.0001 0.0001 0.0001 0.0005
  V 0.00005 0.00005 0.0001 —
  W 0.00002 0.0002 0.0003 0.0005
  Zr 0.00001 0.00005 0.0001 —
  
  Note: Each batch of product provided shall be attached with a L.O.I value report actually measured at condition of ignition at 850℃ for one hour.
  

• CAS Registry Number:

  1313-96-8

• Synonyms:

  ;diniobium pentaoxide;Niobium oxide;

• Molecular Formula:

  Nb₂O₅

• Molecular Weight:

  265.8098

• Molecular Structure:

  

• Hazard Symbols:

   Xi:Irritant;
  

• Risk Codes:

  R36/37/38:;
  

• Safety Description:

  S26:;
  S37/39:;
  

• Company:

  Hefei TNJ Chemical Industry Co.,Ltd.     [ China ]        

• Contact:

  Sophia

• Tel:

  0551-66191795

• Fax:

  0551-65418697

• Email:

  info@tnjchem.com