产品介绍
碳酸铈
分子式:Ce2(CO3)3
外 观:碳酸铈为白色粉末。
用 途:用于制造汽车尾气净化剂,也是制造金属铈、氧化铈和其它铈化合物的中间体。
项目 | 规格 | 检测依据 | |||
牌号 | Ce2(CO3)3-3N5B | Ce2(CO3)3-4NB | Ce2(CO3)3-4N5B | Ce2(CO3)3-5NB | |
TREO(wt%) | 45~50 | 45~50 | 45~50 | 45~50 | |
稀土相对纯度(wt%) | |||||
La2O3/TREO | ≤0.01 | ≤0.005 | ≤0.003 | ≤0.0004 | GB/T 18115.2 |
CeO2/TREO | ≥99.95 | ≥99.99 | ≤99.995 | ≥99.999 | |
Pr6O11/TREO | ≤0.01 | ≤0.002 | ≤0.001 | ≤0.0002 | |
Nd2O3/TREO | ≤0.01 | ≤0.002 | ≤0.001 | ≤0.0002 | |
Sm2O3/TREO | ≤0.001 | ≤0.0005 | ≤0.0002 | ≤0.0001 | |
Y2O3/TREO | ≤0.001 | ≤0.0005 | ≤0.0002 | ≤0.0001 | |
非稀土杂质含量(wt%) | |||||
Fe2O3 | ≤0.002 | ≤0.0015 | ≤0.001 | ≤0.001 | 参照GB/T 12690 |
CaO | ≤0.01 | ≤0.005 | ≤0.003 | ≤0.003 | |
MgO | ≤0.002 | ≤0.001 | ≤0.0005 | ≤0.0005 | |
SiO2 | ≤0.01 | ≤0.005 | ≤0.003 | ≤0.003 | |
ZnO | ≤0.001 | ≤0.0005 | ≤0.0005 | ≤0.0005 | |
Na2O | ≤0.005 | ≤0.002 | ≤0.002 | ≤0.002 | |
BaO | ≤0.005 | ≤0.003 | ≤0.002 | ≤0.002 | |
PbO | ≤0.005 | ≤0.003 | ≤0.002 | ≤0.002 | |
SO42- | ≤0.03 | ≤0.03 | ≤0.03 | ≤0.03 | |
NO3- | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 | |
Cl- | ≤0.01 | ≤0.005 | ≤0.005 | ≤0.005 | |
说明:碳酸铈不溶于水,溶于酸。 包装:本产品通常包装为50kg或1000kg,也可以按用户要求包装。 包装物为编织袋内衬塑袋。 |