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High-purity Niobium Pentoxide

CMTRM is the first enterprise engaged in the smelting and production of tungsten, molybdenum, tantalum and niobium in China. Through decades of technology accumulation and precipitation, the company has mastered the processing characteristics of various kinds of powder from raw ore control, smelting technology to powder preparation.

Product Description

產(chǎn)品用途：

生產(chǎn)鈮酸鹽晶體和光學(xué)玻璃添加劑。

Application:

For making niobate crystals and optical glass additives.

產(chǎn)品性能參數(shù)/ Product Property Parameters:

牌號Grade		FNb₂O₅-048	FNb₂O₅-045	FNb₂O₅-04	FNb₂O₅-035
主含量，（%，不小于） Main Content, %, min	Nb₂O₅	99.998	99.995	99.99	99.95
雜質(zhì)含量（質(zhì)量分?jǐn)?shù)），（%，不大于） Impurity Contents ( mass fraction), %, max	Ta	0.0003	0.0005	0.001	0.002
	Al	0.0001	0.0002	0.0003	0.0005
	As	0.00001	0.00005	0.0005	0.001
	B	0.00005	0.00005	0.0001	—
	Bi	0.00005	0.0001	0.0002	0.0003
	Ca	0.0001	0.0003	0.0005	—
	Co	0.00001	0.00005	0.0001	—
	Cr	0.00005	0.0001	0.0003	0.0005
	Cu	0.00005	0.0001	0.0003	0.0005
	F	0.0015	0.003	0.0075	0.01
	Fe	0.0001	0.0002	0.0005	0.001
	K	0.0001	0.0003	0.0005	—
	Mg	0.0001	0.0001	0.0002	—
	Mn	0.00005	0.0001	0.0002	0.0005
	Mo	0.00001	0.0001	0.0002	0.0008
	Na	0.0001	0.0003	0.0005	—
	Ni	0.00005	0.0001	0.0003	0.001
	Pb	0.00005	0.0003	0.0003	0.001
	Sb	0.0002	0.0006	0.001	—
	Si	0.0005	0.001	0.0015	0.003
	Sn	0.00005	0.0001	0.0001	0.0005
	Ti	0.0001	0.0001	0.0001	0.0005
	V	0.00005	0.00005	0.0001	—
	W	0.00002	0.0002	0.0003	0.0005
	Zr	0.00001	0.00005	0.0001	—
注：用戶如有特殊要求，雙方具體商定。 Note: Special requirements will be agreed upon by the supplier and buyer.