Purity:W 99.999%min Common uses:As raw material for high-grade targets and other ultra-high purity tungsten products.

Appearance:Gray powder

Common uses:As raw material for high-grade targets and other ultra-high purity tungsten products.

Main content:W 99.999%min(Calculated by subtractive method,excluding gas content) 

Metallic impurities content:(ppm,max)

Li	0.03	Be	0.3	B	0.1	F	1.0
Na	0.5	Mg	0.2	Al	0.6	Si	1.5
P	1.0	S	1.0	Cl	1.0	K	0.07
Ca	0.5	V	0.6	Cr	1.5	Mn	0.4
Fe	1.5	Co	0.4	Ni	0.5	Cu	0. 5
Zn	0.3	Ga	0.1	Ge	0.2	As	0.5
Zr	0.2	Nb	0.2	Mo	0.8	Ag	0.05
Cd	0.2	In	0.1	Sn	1.0	Sb	0.7
Ba	0.5	Pt	0.2	Au	0.1	Hg	1.5
Pb	0.1	Bi	0.3	Th	0.0005	U	0.0005

Package:Vacuumized plastic bag inside, net each 5.0kg; steel drum outside,net each 25kg.

ultra-pure tungsten powder