化学式 Formula:La(NO₃)₃·6H₂O

CAS:10294-41-4

分子量 Nol.wt.432.12

 硝酸铈Cerium Nitrate 

规  格 Specification

稀土氧化物总量 TREO%

≥37.5

≥39.5

≥39.5

铈纯度与相关稀土杂质（Cerium purity and relative rare earth impurities）

CeO₂/TREO %

≥99.9

≥99.95

≥99.99

La₂O₃/TREO %

≤0.05

≤0.02

≤0.004

Pr₆O₁₁/TREO %

≤0.02

≤0.01

≤0.002

Nd₂O₃/TREO %

≤0.02

≤0.01

≤0.001

Sm₂O₃/TREO %

≤0.005

≤0.005

≤0.001

Y₂O₃/TREO %

≤0.005

≤0.005

≤0.001

Fe₂O₃ %

≤0.005

≤0.002

≤0.001

SiO₂ %

≤0.01

≤0.005

≤0.003

CaO %

≤0.01

≤0.005

≤0.002

PbO %

≤0.002

≤0.002

≤0.001

Cl^-  %

≤0.005

≤0.005

≤0.002

SO 2 4^- %

≤0.005

≤0.003

≤0.003

说明：无色粒状晶体，易溶于水。

用途：用于石油化催化剂和汽灯纱罩的添加剂。

Description: Colorless granular crystal, soluble in water

Uses: Used as petrol-chem catalyst. Also used as additive for gauze covering of steam light.