Rare Earth Product Information
& Standard Specifications
product details
Lanthanum Hydroxide
Lanthanum Hydroxide

Lanthanum Hydroxide, also called Lanthanum Hydrate, is mainly applied in specialty glass, water treatment and catalyst.
Formula La(OH)3.xH2O
CAS No. 14507-19-8
Molecular Weight 189.93
Appearance White
Solubility Soluble in strong mineral acids
Stability Easily hygroscopic
GermanLanthanhydroxidFrenchHydroxyde De LanthaneSpanishHidroxido Del Lantano
Standard Specifications
Product Code 5751 5753 5755 5757
Grade 99.999% 99.99%  99.9% 99%
CHEMICAL COMPOSITION        
La2O3/TREO (% min.) 99.999 99.99 99.9 99
TREO (% min.) 60 60 60 or 80 60 or 80
Rare Earth Impurities % max. % max. % max. % max.
CeO2/TREO
Pr6O11/TREO
Nd2O3/TREO
Sm2O3/TREO
Eu2O3/TREO
Gd2O3/TREO
Y2O3/TREO		 0.0005
0.0005
0.0001
0.0001
0.0001
0.0001
0.0005		 0.005
0.005
0.001
0.001
0.001
0.001
0.005		 0.05
0.01
0.01
0.01
0.001
0.001
0.005		 0.5
0.1
0.1
0.01
0.01
0.01
0.1
Non-Rare Earth Impurities % max. % max. % max. % max.
Fe2O3
SiO2
CaO
CoO
NiO
CuO
MnO2
Cr2O3
CdO
PbO

 		0.001
0.005
0.01
0.0003
0.0003
0.0003
0.0003
0.0003
0.0005
0.001
 0.001
0.01
0.01
0.0005
0.0005
0.0003
0.0005
0.0003
0.0005
0.001
 0.005
0.05
0.05
 0.01
0.05
0.05
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The standard specifications are only for reference, custom specification manufactures are welcomed. More detailed information including MSDS sheet, lot weight, packing condition, lead time and price are all ready on request, please just click at the product's grade, or Send An Enquiry, you will receive our prompt reply within 24 hours.

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