氧化铽
Terbium oxide
Cas号 【】 MDL: --MFCD
Beilstein EINECS: --
分子式 Tb4O7
分子量 747.70
别名 Terbia
Terbium(III,IV) oxide
分子结构式
性状 棕褐色粉末，不溶于水，溶于酸。
密: 7.3
备注: 以上描述，仅作参考，并不表示您收到的产品，与此项描述完全相符，产品的出厂标准，请参见质量标准。
质量标准
99.9% metals basis:
外观Appearance Brown to Brown-Black Powder
X-射线衍射分析X-Ray Diffraction Conforms to standard
纯度Purity ≥99.9% Based on Trace Rare Earth Analysis of ICP
ICP: Confirms Terbium Component Confirmed
铽Tb 83.3 - 86.7 % (Complexometric EDTA)
痕量金属分析Trace Rare Earth Analysis ≤2000ppm by ICP Atomic emission
(Sb、As、Ba、Ca、Ce、Cr、Co、Cu、Dy、Gd、Li、Nd、Sc、Ti、V、Y、Zn)
99.99% metals basis:
外观Appearance Brown Powder
X-射线衍射分析X-Ray Diffraction Conforms to standard
纯度Purity ≥99.99% Based on Trace Rare Earth Analysis of ICP
ICP: Confirms Terbium Component Confirmed
铽TB 82.8-84.2 % (Complexometric EDTA)
痕量金属分析Trace Rare Earth Analysis ≤100ppm by ICP Atomic emission
(Sb、As、Ba、Ca、Ce、Cr、Co、Cu、Dy、Gd、Li、Nd、Sc、Ti、V、Y、Zn)
99.999% metals basis:
外观Appearance Brown Powder
X-射线衍射分析X-Ray Diffraction Conforms to standard
纯度Purity ≥99.999% Based on Trace Rare Earth Analysis of ICP
ICP: Confirms Terbium Component Confirmed
铽TB 82.8-84.2 % (Complexometric EDTA)
痕量金属分析Trace Rare Earth Analysis ≤20ppm by ICP Atomic emission
(Sb、As、Ba、Ca、Ce、Cr、Co、Cu、Dy、Gd、Li、Nd、Sc、Ti、V、Y、Zn)
贮存
用途 用作荧光材料激活剂和石榴石的掺入剂。
联合国编号