Product Description

Samarium Oxide
Formula: Sm2O3; M. Wt: 348.70
RE purity: Min99.99%
RE impurities: Pr6O11max10ppm ND2O3max10ppm EU2O3max10ppm Gd2O3max10ppm Tb4O7max10ppm Dy2O3max10ppm Ho2O3max10ppm Er2O3max10ppm TM2O3max10ppm Yb2O3max10ppm Lu2O3max10ppm Y2O3max10ppm
TREO: Min99%
Non-RE impurities: Fe2O3 max20ppm SiO2 max 30ppm CaO max 30ppm Cl- max 300ppm Al- max50ppm
Loss on ignition: Max1%
DESCRIPION: Pale yellow powder, insoluble in water and soluble in mineral acids. It readily absorbs moisture and carbon dioxide from the atmosphere
USES: In making Sm-C0 permanent magnet with powerful corrective and higher energy product.
PACKING: In plastic drums of 25KG net each with sealed double PVC plastic bags inside, tow drums packed in a carton of 50KG net each.

Product Code	16291	16293	16295	16297
Grade	99.999%	99.99%	99.9%	99%
CHEMICAL COMPOSITION
Sm2O3/TREO (% min. )	99.999	99.99	99.9	99
TREO (% min. )	99.5	99	99	99
Loss On Ignition (% max. )	0.5	0.5	1	1
Rare Earth Impurities	% max.	% max.	% max.	% max.
Pr6O11/TREO Nd2O3/TREO Eu2O3/TREO Gd2O3/TREO Y2O3/TREO	0.0003 0.0005 0.0005 0.0005 0.0001	0.005 0.01 0.01 0.005 0.005	0.01 0.05 0.03 0.01 0.01	0.03 0.25 0.25 0.03 0.01
Non-Rare Earth Impurities	% max.	% max.	% max.	% max.
Fe2O3 SiO2 CaO Cl- NiO CuO CoO	0.0005 0.005 0.005 0.005 0.0003 0.0003 0.0003	0.0005 0.005 0.01 0.01 0.001 0.001 0.001	0.001 0.015 0.02 0.01	0.003 0.03 0.03 0.02