Product Name：Tantalum Metals(4N5)

Category：Tantalum Ingot, Tantalum Bar, Tantalum Alloy Strip/Foil, Tantalum Sputtering Target

CAS No.：7440-25-7

Specification
Item	Unit	Test Result	Test Method
Na	ppm wt	< 0.01	GDMS (Glow Discharge Mass Spectrometry)
Mg		< 0.01
Al		< 0.01
Si		0.19
S		< 0.01
K		< 0.05
Cr		0.22
Fe		0.11
Co		< 0.01
Ni		0.02
Cu		1.6
Nb		0.92
Mo		0.08
W		0.76
Th		< 0.001
U		< 0.001
H		< 3	EGA (Evolved Gas Analysis)
C		< 5
N		< 5
O		8.5

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