99% Cerium carbonate CAS 54451-25-1

Short Description:

Chemical name: Cerium carbonate hydrate
Other name: Cerium(III) carbonate hydrate, Cerous carbonate hydrate, Cerium carbonate
CAS No.: 54451-25-1
Purity: 99%
Molecular Formula: Ce2(CO3)3·xH2O
Molecular Weight: 460.26 (anhydrous basis)
Chemical Properties: White or light yellow crystalline powder, insoluble in water
Application: Mainly used in the preparation of rare earth luminescent materials, automobile exhaust purification catalyst, polishing materials and color engineering plastics color. It can also be used in chemical reagents.

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Specification

	3N	3.5N	4N
TREO%	≥50	≥50	≥50
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 %	≤0.01	≤0.01	≤0.002
Nd2O3/TREO %	≤0.01	≤0.01	≤0.001
Sm2O3/TREO %	≤0.01	≤0.005	≤0.001
Y2O3/TREO %	≤0.01	≤0.005	≤0.001
Non rare earth impurity
Fe2O3 %	≤0.005	≤0.002	≤0.0015
SiO2 %	≤0.02	≤0.01	≤0.005
CaO %	≤0.02	≤0.01	≤0.02
MnO2 %	≤0.001	≤0.001	≤0.001
Na2O %	≤0.005	≤0.005	≤0.002
PbO %	≤0.005	≤0.003	≤0.002
Cl %	≤0.05	≤0.05	≤0.03
SO4 %	≤0.03	≤0.03	≤0.03

Application

Cerium carbonate is mainly used in the preparation of rare earth luminescent materials, automobile exhaust purification catalyst, polishing materials and color engineering plastic color, also can be used in chemical reagents.