化学式  Formula:Ce(OH)₄

CAS: 12014-56-1

分子量 Nol.wt.208.1

氢氧化铈 Cerium Hydroxide

规  格 Specification

稀土氧化物总量 TREO%

≥65

≥65

≥65

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

≤0.003

Nd₂O₃/TREO %

≤0.02

≤0.01

≤0.003

Sm₂O₃/TREO %

≤0.005

≤0.005

≤0.001

Y₂O₃/TREO %

≤0.005

≤0.005

≤0.001

Fe₂O₃ %

≤0.01

≤0.01

≤0.005

SiO₂ %

≤0.03

≤0.02

≤0.01

CaO %

≤0.05

≤0.03

≤0.01

Cl^-    %

≤0.05

≤0.03

≤0.01

SO 2 4^- %

≤0.03

≤0.03

≤0.02

说明：淡黄色或黄褐色粉末，不溶于水，溶于酸。

用途：在玻璃工业中用作澄清和脱色剂。

Description: Pale yellow or yellow brown powder, insoluble in water, soluble in acids.

Uses: Used as clarify and decolorant in the industry of glass.