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
分子结构:
分子式:LaN3O9•6H2O; La(NO3)3•6H2O
分子量:433.0000
备注:
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。
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