CAS number : 537-01-9
Molecular weight :460.262
Molecular formula/chemical symbol :Ce2(CO3)3
Description :
USES :
Mainly used for production of ceric intermediate compound for automobile tail gas purification catalysts etc, can be used as cerium chloride, cerium oxide and other raw materials cerium compounds.
Report :
Appearance |
white to yellow powder |
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Chemical formula |
Purity:99% |
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TEST ITEMS(%) |
TEST RESULTS |
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Product code |
023040 |
023040 |
023030 |
023020 |
023015 |
|||
REO not less than |
45 |
45 |
45 |
45 |
45 |
|||
CeO2/REOnot less than |
99.99 |
99.95 |
99.9 |
99 |
95 |
|||
rare earth impurities/REOnot more than |
La2o3 |
0.004 |
0.02 |
0.1 |
1 |
5 |
||
Pr6O11 |
0.002 |
0.01 |
||||||
Nd2O3 |
0.001 |
0.01 |
||||||
Sm2O3 |
0.001 |
0.001 |
||||||
Y2O3 |
0.001 |
0.001 |
||||||
Non-RE not more than |
Fe2O3 |
0.001 |
0.005 |
0.01 |
0.01 |
0.02 |
||
SiO2 |
0.002 |
0.005 |
0.01 |
0.01 |
0.03 |
|||
CaO |
0.01 |
0.01 |
0.01 |
0.02 |
0.03 |
|||
Al2O3 |
0.01 |
0.02 |
0.02 |
|
|
|||
MgO |
0.002 |
0.003 |
0.003 |
|
|
|||
PbO |
0.001 |
0.002 |
0.003 |
|
|
|||
Na2O |
0.02 |
0.05 |
0.05 |
|
|
|||
ZnO |
0.005 |
0.008 |
0.01 |
0.03 |
0.05 |
|||
Cl- |
0.03 |
0.05 |
0.05 |
0.08 |
0.1 |
|||
SOeq \o(\s\up 5(2-),\s\do 2(4))2-4 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |