硝酸铈铵

硝酸铈铵

Cerium Ammonium Nitrate

化学式Formula:Ce(NO₃)₄_·2NH₄NO₃

CAS:16774-21-3

分子量 Nol.wt. 548.72

硝酸铈铵 Cerium Ammonium Nitrate

规格 Specification

牌号(Code)	CAN-3.5N	CAN-4N
TREO %	≥30.5	≥31.5
铈纯度与相关稀土杂质（Cerium purity and relative rare earth impurities）
CeO₂/TREO %	≥99.95	≥99.99
La₂O₃/TREO %	≤0.03	≤0.004
Pr₆O₁₁/TREO %	≤0.005	≤0.002
Nd₂O₃/TREO %	≤0.005	≤0.001
Sm₂O₃/TREO %	≤0.005	≤0.001
Y₂O₃/TREO %	≤0.005	≤0.001
非稀土杂质（Non rare earth impurity）
Fe %	≤0.0005	≤0.0003
Ca %	≤0.0005	≤0.0003
Cd %	≤0.0005	≤0.0003
Co %	≤0.0005	≤0.0003
Cu %	≤0.0005	≤0.0003
K %	≤0.0005	≤0.0003
Na %	≤0.0005	≤0.0003
Ni %	≤0.0005	≤0.0003
Pb %	≤0.0005	≤0.0003
NTU	≤1.5	≤0.8
说明：硝酸铈铵为桔红色晶体。用途：在液晶显示器生产中用作抛光剂和腐刻剂，医药行业用作催化剂	Description: Cerium ammonium nitrate is the orange color . Uses: In LCD production starting polished and engraved the role of corruption.

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