Lucky Ocean Industrial Ltd.

Superhigh-purity tantalum pentoxide
Ta2O5 99.999%min
Impurity contained ( ppm max )

Al	1	Mo	0.5	Mg	1
As	0.1	Na	3	K	1
B	1	Nb	5	Zr	0.5
Bi	0.5	Ni	0.5	Fe	1
Ca	1	Pb	0.5	W	0.2
Cl	5	Sb	3	F	15
Co	0.1	Si	3	V	0.5
Cr	1	Sn	1	Cu	1
Mn	0.5	Ti	1	L.O.I	0.1
Size	-60mesh

High-purity tantalum pentoxide
Ta2O5 99.99%min
Impurity contained ( ppm max )

Al	3	Mo	2	As	1
Na	5	B	1	Nb	15
Bi	2	Ni	3	Ca	5
Pb	3	Cl	10	Sb	5
Co	1	Si	10	Cr	3
Sn	1	Cu	3	Ti	1
F	50	V	1	Fe	5
W	3	K	5	Zr	1
Mg	2	Mn	2	L.O.I	0.1
Size	-60mesh

Common grade tantalum pentoxide
Ta2O5 99.5-99.9%
Impurity contained ( wt% , max )

Grade ( Ta2O5)	99.5-99.8	99.9
Al	0.002	0.002
Cr	0.003	0.001
Cu	0.005	0.002
F	0.1	0.05
Fe	0.005	0.003
Mn	0.002	0.001
Mo	0.002	0.001
Nb	0.02	0.003
Ni	0.005	0.002
Si	0.005	0.003
Ti	0.002	0.001
W	0.003	0.001
L.O.I	0.3	0.2
Fsss Size	<2um	<1um

Metallurgical grade Tantalum Powder
Ta 99.9%min
Impurity contained ( wt% max )

Grade	FTa-01	FTa-02
Ta	99.95min	99.9min
C	0.005	0.015
H	0.003	0.005
O	0.15	0.2
N	0.005	0.01
Al	0.0005	0.002
Cr	0.002	0.005
Fe	0.003	0.005
Mn	0.0005	0.001
Mo	0.0005	0.003
Nb	0.002	0.01
Ni	0.002	0.005
Si	0.002	0.01
Ti	0.0005	0.001
W	0.002	0.003
Fsss Size	-150mesh	-150mesh or 1-5um

Tantalum Ingot
Ta 99.9%min
Impurity contained

C	0.01	H	0.002	O	0.02
N	0.005	Al	0.001	Cr	0.003
Fe	0.005	Mn	0.001	Mo	0.005
Nb	0.005	Ni	0.002	Si	0.005
Ti	0.002	W	0.01	Size	￠ 35-65mm*500mm