Nb-5 type for oil industrial

1.white or yellowish power 2.for production of metallurgical and chemical industrial and so on

Grade		Nb2O5
Main content, % By substraction(exclusive of F, Ignition Loss)		99.5
Impurity content(ppm max.)	Al	0.002
	Cr	0.003
	Cu	0.005
	F	0.1
	Fe	0.02
	Mn	0.005
	Mo	0.003
	Ni	0.02
	Si	0.005
	Ta	0.05
	Ti	0.002
	W	0.003
Ignition Loss, %, max		0.2

Niobium oxide is used for the metallurgical industry, atomic energy industry, aviation and space industry, military industry, electronic industry, chemical industry, superconducting materials and medical instrument.

Nb-5 type for oil industrial