商品名:硝酸镧
别 名:硝酸镧
英文名:Lanthanum nitrate
产 地:湖南
Cas号:10277-43-7
MDL:MFCD00011067
Beilstein:
EINECS:233-238-0
分子结构:
分子式:LaN3O9•6H2O; La(NO3)3•6H2O
分子量:433.0000
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。
性状:无色粒状结晶,易溶于水和醇,在潮湿空气中易潮解。
质量标准:品级Grade 分析纯
(AR)
外观Appearance white crystals or crystalline powder
红外光谱鉴别Infrared spectrometry Conforms to Structure
纯度Purity ≥99.0% (T)
氯chloride (Cl-): ≤50 ppm
硫酸根sulfate (SO42-): ≤50 ppm
Ca: ≤50 ppm
Cd: ≤5 ppm
Co: ≤5 ppm
Cr: ≤5 ppm
Cu: ≤5 ppm
Fe: ≤10 ppm
K: ≤10 ppm
Mg: ≤5 ppm
Mn: ≤5 ppm
Na: ≤10 ppm
Ni: ≤5 ppm
Pb: ≤10 ppm
Zn: ≤5 ppm
99.9% metals basis:
外观Appearance White Powder, Crystals or Chunks
X-射线衍射分析X-Ray Diffraction Conforms to standard
纯度Purity ≥99.9% Based On Rare Earth Analysis
ICP: Confirms Lanthanum Component Confirmed
La ≥31.3 % (Complexometric EDTA)
痕量金属分析Trace Rare Earth Analysis ≤2000ppm by ICP Atomic emission
(Ba、Y、Tb、Dy、Ce、Pb、Pr、Se、Sm、Yb)
99.99% metals basis:
外观Appearance White Powder, Crystals or Chunks
X-射线衍射分析X-Ray Diffraction Conforms to standard
纯度Purity ≥99.99% Based On Rare Earth Analysis
ICP: Confirms Lanthanum Component Confirmed
La ≥31.3 % (Complexometric EDTA)
痕量金属分析Trace Rare Earth Analysis ≤200ppm by ICP Atomic emission
(Ba、Y、Tb、Dy、Ce、Pb、Pr、Se、Sm、Yb)
99.999% metals basis:
外观Appearance White Powder, Crystals or Chunks
X-射线衍射分析X-Ray Diffraction Conforms to standard
纯度Purity ≥99.999% Based On Rare Earth Analysis
ICP: Confirms Lanthanum Component Confirmed
La 31.0 - 35.0 % (Complexometric EDTA)
水溶解试验solubility in water Clear ,5% in H2O
痕量金属分析Trace Rare Earth Analysis ≤20ppm by ICP Atomic emission
存储:易潮解,密封保存
用途:用于镧钨、镧钼阴极材料,三元催化剂,石油化工,汽灯纱罩添加剂,硬质合金,难熔金属等其它工业。
联合编号:1477
RISK:
Safety:
Hazard: