Ta2O5

Release time：

2024-10-21 14:33:48

Main use: Used as raw material for metallic tantalum, tantalum alloy, tantalum carbide, tantalum-niobium compound, optical glass and lithium tantalate crystal.

Description

Physical properties:

white powdery crystals, amphoteric oxide, hardly soluble in water, slightly soluble in hydrofluoric acid, hardly soluble in inorganic acids other than hydrofluoric acid, soluble in molten NaOH, KOH, K2S207, KHSO4.

Packing:

double-layer plastic packaging in outer iron drum, or inner aluminum foil bag and outer carton packaging.

Industrial tantalum pentoxide implements industry standard YS/T427-2000

Impurities element	Impurity elements (%, ≤)
Impurities element	FTa ₂ O ₅ -1	FTa ₂ O ₅ -2	FTa ₂ O ₅ -3
Nb	0.003	0.02	0.2
Ti	0.001	0.002	0.005
W	0.001	0.003	–
Mo	0.001	0.002	0.005
Cr	0.001	0.003	–
Mn	0.001	0.002	0.005
Fe	0.004	0.01	0.03
Ni	0.002	0.005	–
Cu	0.002	0.005	–
Al	0.002	0.002	0.01
Si	0.003	0.01	0.02
F-	0.05	0.10	0.15
L.O.I (%)	0.2	0.3	0.4