1.ISO9001:2000 certification
2.Market:Europe.North America
3.The professional supplier of tantalum tube.

Designation	Basis %		Impurity content % (≤)
	Ta	Nb	Fe	Si	Ni	W	Mo	Ti	Nb	O	C	H	N
Ta1	Allowance	-	0.005	0.005	0.002	0.01	0.01	0.002	0.05	0.02	0.01	0.002	0.005
Ta2	Allowance	-	0.03	0.02	0.005	0.04	0.03	0.005	0.1	0.03	0.02	0.005	0.025
TaNb3	Allowance	3.5	0.03	0.03	0.005	0.04	0.03	0.005	-	0.03	0.02	0.005	0.025
TaNb20	Allowance	17-23	0.03	0.03	0.005	0.04	0.03	0.005	-	0.03	0.02	0.005	0.025
FTa1	Allowance	-	0.01	0.02	0.005	0.02	0.02	0.005	0.05	0.03	0.03	0.002	0.02
FTa2	Allowance	-	0.03	0.03	0.01	0.04	0.03	0.01	0.10	0.035	0.05	0.005	0.03