LANTHANUM OXIDE AR

Chemical Information
Article No.	AL2670
Grade	AR
Purity	99.90%
CAS Number	1312-81-8
Molecular Formula	La2O3
Molecular Weight	325.81
HS Code	28469090
Shelf Life	5 Years

Physical Properties
Physical state at 20 °C	Solid
Solubility in water(% weight)	Insoluble in water
Colour	White powder
Boiling point(°C)	4200 °C
Melting point/ Freezing point(°C)	2315 °C
pH value	Alkaline
Density (g/cm3)	6.51
Odour	Odorless

Safety Information and Hazard Symbols
Signal Word	Warning
Precaution Statement	P261-P305 + P351 + P338
Symbol	GHS07
Hazardous Statement	H315-H319-H335

Specifications
Iron (Fe)	Max 0.002%
Assay	Min 99.9%
Sulphate (SO4)	Max 0.005%
Magnesium (Mg)	Max 0.0003%
Copper (Cu)	Max 0.005%
Chloride (Cl)	Max 0.005%
Appearance	A white powder
Calcium (Ca)	Max 0.002%