Europium (III) Oxide, Eu₂O₃, 99.999% 5N High Purity Powder

• Product Number: Europium Oxide
• Formula: Eu₂O₃
• CAS Number: 1308-96-9
• Molecular Weight: 351.296  g/mol
• Density: 7.42 g/cm³ at 25°C
• Melting Point: 2350°C
• Color: white powder
• Solubility: Insoluble in water.
• Purity: 99.999% 5N (Eu₂O₃/TREO*)

Applications 

Europium(III) oxide (Eu₂O₃) is widely used as a red or blue phosphor in television sets and fluorescent lamps, and as an activator for yttrium-based phosphors. It is also an agent for the manufacture of fluorescent glass.

Notes: More detailed product information including SDS, certificate of analysis (COA), lead time and volume pricing are available upon request. 

Europium oxide (Eu2O3)
Appearance: pale pink powder
Formula: Eu2O3
CAS No. : 1308-96-9
EINECS No.: 215-165-6
Molecular weight: 351.9262
Density: 7.42g/cm3 
Melting point: 2350 °C 
Insoluble in water, soluble in acid. It can volatilize together with steam, is alkaline, toxic, irritating to eyes, respiratory tract and skin, can absorb carbon dioxide in the air and can form water-soluble salts with inorganic acids.

Europium Oxide Used to Make Fluorescent Powder for Color Kinescope
Rare Earth EU2o3 99.999% Europium Oxide Powder CAS: 12770-85-3
Chinese Manufacturer EU2o3 Europium Oxide Powder for Red Phosphor Activator 12770-85-3 99.99%
Europium Oxide Eu2O3
 

Purity		4N	5N	5N
REO % min.		99	99	99
Eu2O3/REO% min.		99.99	99.999	99.999
Rare earth impurities % max.	La2O3	0.000 3	0.000 05	0.000 05
	CeO2	0.000 5	0.000 05	0.000 05
	Pr6O11	0.001	0.000 05	0.000 05
	Nd2O3	0.001	0.000 05	0.000 05
	Sm2O3	0.001	0.000 2	0.000 2
	Gd2O3	0.001	0.000 2	0.000 2
	Tb4O7	Total is less than 0.005	0.000 05	0.000 05
	Dy2O3		0.000 05	0.000 05
	Ho2O3		0.000 05	0.000 05
	Er2O3		0.000 05	0.000 05
	Tm2O3		0.000 05	0.000 05
	Yb2O3		0.000 05	0.000 05
	Lu2O3		0.000 05	0.000 05
	Y2O3		0.000 05	0.000 05
Non rare earth impurities % max.	Fe2O3	0.000 7	0.000 5	0.000 3
	CaO	0.001	0.000 8	0.000 8
	CuO	0.000 5	0.000 1	0.000 1
	NiO	0.000 5	0.000 1	0.000 1
	PbO	0.000 5	0.000 3	0.000 1
	SiO2	0.005	0.005	0.001
	ZnO	0.000 5	0.000 5	0.000 1
	Cl-	0.01	0.01	0.005
L.O.I  % Max.		1	1	1

Application

Application:

1. Used as red phosphor activator for color TV, phosphor for high pressure  lamp.
2. It is used to make dyes, rubber vulcanization accelerators, medicines, pesticides and fungicides, amino resins, urea-formaldehyde resins, metal chelating agents EDTA, etc.
3. Used as a solvent for fibrin, etc.

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