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Niobium oxide

Inquiry
  Post Date: Nov 23,2018
  Expiry Date: Dec 23,2018
  Detailed Description: Cas No. :1313-96-8;12627-00-8 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;12627-00-8

  Synonyms: ;diniobium pentaoxide;Niobium oxide;
  Molecular Formula: Nb2O5
  Molecular Weight: 265.8098
  Molecular Structure: 1313-96-8;12627-00-8 Niobium(V) oxide
  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
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