99.99% Lanthanum oxide CAS 1312-81-8
Nkọwapụta
Lanthanum oxide | 3N | 4N | 4.5N |
TROO% | ≥98 | ≥99 | ≥99 |
La ịdị ọcha na ikwu obere ụwa adịghị ọcha | |||
La2O3/TREO% | ≥99.9 | ≥99.99 | ≥99.995 |
CeO2/TREO% | ≤0.05 | ≤0.007 | ≤0.004 |
Pr6O11/TREO% | ≤0.01 | ≤0.001 | ≤0.0005 |
Nd2O3/TREO % | ≤0.01 | ≤0.001 | ≤0.0005 |
Sm2O3/TREO% | ≤0.01 | ≤0.001 | ≤0.0005 |
Y2O3/TREO% | ≤0.01 | ≤0.001 | ≤0.0005 |
adịghị ụkọ ụwa adịghị ọcha | |||
Fe2O3% | ≤0.01 | ≤0.005 | ≤0.005 |
SiO2% | ≤0.02 | ≤0.015 | ≤0.01 |
CaO% | ≤0.08 | ≤0.05 | ≤0.03 |
Na % | ≤0.02 | ≤0.01 | ≤0.01 |
MnO2% | ≤0.01 | ≤0.005 | ≤0.005 |
AL2O3% | ≤0.01 | ≤0.007 | ≤0.005 |
PbO% | ≤0.01 | ≤0.005 | ≤0.003 |
Cl-% | ≤0.08 | ≤0.06 | ≤0.05 |
Radioactive | 1 bq/g | ||
LOI (1000 ℃ 2h) | ≤ 3.0 | ≤ 2.0 | ≤2.0 |
Ngwa
A na-ejikarị Lanthanum oxide na-emepụta enyo anya nkenke na eriri anya.A na-ejikwa ya na ụlọ ọrụ eletrọnịkị dị ka seramiiki capacitors, piezoelectric ceramic doping agent.A na-ejikwa ya dị ka ihe eji eme ihe maka nkwadebe nke lanthanum boride, yana ihe na-eme ka ikewapụ mmanụ na ịdị ọcha.
Mbukota & Nchekwa
1kg / 25kg ma ọ bụ dị ka arịrịọ;
Ọnọdụ nchekwa: okpomọkụ ụlọ, akọrọ, mechie.