Yttrium Oxide

Formula：Y₂O₃
Specifications

Symbol

Y₂O₃/REO(%min)

Impurities(%max)

RE Impurities/REO

Fe₂O₃

SiO₂

CaO

Y₂O₃-O4A

Y₂O₃-1

Y₂O₃-2

Y₂O₃-3

99.99

99.95

99.9

99.5

0.01

0.05

0.1

0.5

0.001

0.01

0.005

----

0.002

----

Fluorescent Grade, Impurities(%max)
CeO₂/REO    Pr₆O₁₁/REO Tb₄O₇/REO Dy₂O₃/REO   Fe₂O₃   CaO    SiO₂   CuO     NiO     PbO
   0.0005             0.0005             0.001             0.001       0.0007 0.001 0.003   0.0006 0.001   0.001
Packing : in iron drums of 25 or 50 kgs net each with inner sealed double plastic bags of 5 or10kgs      net each.

Lanthanum Oxide

Formula : La₂O₃
Specifications

Symbol	La₂O₃/REO(%min)	RE Impurities/REO(%max)					Non-RE Impurities (%max)
Symbol	(%min)	CeO₂	Pr₆O₁₁	Nd₂O₃	Sm₂O₃	Y₂O₃	Fe₂O₃	SiO₂	CaO	CuO	NiO	PbO
La₂O₃-04A La₂O₃-2	99.99 99.9	0.002 0.01	0.002 0.01	0.001 0.01	0.001 0.01	0.001 0.01	0.0005 0.002	0.005 0.01	0.005 0.05	0.0005 --	0.001 --	0.001 --
La₂O₃-4	99.0	1.0					0.05	--	--	--	--	--

Packing : In iron drums of 25 or 50 kgs net each with inner sealed double plastic bags of 5 or 10 kgs net each.

Praseodymium Oxide

Formula : Pr6O11
Specifications

Symbol	Pr₆O₁₁/REO(%min)	RE Impurities (%max)	Non-RE Impurities (%max)
Symbol	Pr₆O₁₁/REO(%min)	(La+Ce+Nd+Sm+y)XOy/REO	Fe₂O₃	SiO₂	CaO
Pr₆O₁₁-2 Pr₆O₁₁-4	99.9 99.0	0.1 1.0	0.01 0.01	0.01 0.01	0.05 0.05

Packing : In iron drums of 25 or 50 kgs net each with inner sealed double plastic bags of 5 or 10 kgs net each.

Neodymium Oxide

Formula : Nd₂O₃
Specifications

Symbol	Nd₂O₃/REO(%min)	RE Impurities (%max)	Non-re Impurities (%max)
Symbol	Nd₂O₃/REO(%min)	(La+Ce+pr+Sm+Y)XOy/REO	Fe2O3	Cao
Nd₂O₃-2 Nd₂O₃-4 Nd₂O₃-8	99.9 99.0 95.0	0.1 1.0 5.0	0.001 0.01 0.02	0.03 0.05 --

Packing : In iron drums of 25 or 50 kgs net each with inner sealed double plastic bags of 5 or 10 kgs net each.

Samarium Oxide

Formula : Sm₂O₃
Specifications

Symbol	Sm₂O₃/REO(%min)	RE Impurities (%max)	Non-RE Impurities (%max)
Symbol	Sm₂O₃/REO(%min)	(Pr+Nd+Eu+gd+Y)XOy/REO	Fe₂O₃	SiO₂	CaO
Sm₂O₃-2 Sm₂O₃-4	99.99 99.0	0.1 1.0	0.001 0.01	0.005 0.01	0.05 0.1

Packing : In iron drums of 25 or 50 kgs net each with inner sealed double plastic bags of 5 or 10 kgs net each.

Europium Oxide

Formula : Eu₂O₃
Specifications

Symbol	Eu2O3/(Ce+Pr+Sm +Eu+Gd+Dy)XOy	RE Impurities/REO (%max)					Non-RE Impurities (%max)
Symbol	Eu2O3/(Ce+Pr+Sm +Eu+Gd+Dy)XOy	CeO₂	Pr₆O₁₁	Sm₂O₃	Gd₂O₃	Dy₂O₃	Fe₂O₃	CaO	CuO	NiO	PbO
Eu₂O₃-04	99.99	0.0005	0.001	--	--	0.002	0.0007	0.001	0.0006	0.001	0.001
Eu₂O₃-2	99.9	0.1					0.01	0.05	---	---	---

Packing : In iron drum of 50 kgs net each with inner sealed double-cover plastic bottles of 5 or10 kgs net each

Gadolinium Oxide

Formula : Gd₂O₃
Specifications

Symbol	Gd₂O₃/REO (%min)	RE Impurities(%max)	Non-RE Impurities(%max)
Symbol	Gd₂O₃/REO (%min)	(Sm+Eu+ Dy+Tb+Y)XOy/REO	Fe₂O₃	SiO₂	CaO	CuO	NiO	PbO₂
Gd₂O₃-04 Gd₂O₃-2	99.99 99.9	0.01 0.1	0.001 0.002	0.005 0.01	0.002 0.02	0.001	0.001	0.001

Packing : In iron drums of 25 or 50 kgs net each with inner sealed double plastic bags of 5 or 10 kgs net each.

Terbium Oxide

Formula : Tb₄O₇
Specifications

Symbol	Tb₄O₇/REO (%min)	RE Impurities (%max)	Non-RE Impurities(%max)
Symbol	Tb₄O₇/REO (%min)	(Eu+Gd+Dy+ Ho+Y)₂O₃/REO	Fe₂O₃	SiO₂	CaO	CuO
Tb₄O₇-04 Tb₄O₇-1 Tb₄O₇-2	99.99 99.95 99.9	0.01 0.05 0.1	0.001 0.003 0.005	0.003 0.005 0.005	0.001 0.02 0.02	0.001 -- --

Packing : In wooden cases of less than 20 kgs net each with inner sealed double-cover plastic bottles of 0.5 or 1 kgs net each.

Dysprosium Oxide

Formula : Dy₂O₃
Specifications

Symbol	Dy₂O₃/REO(%min)	RE Impurities (%max)	Non_RE Impurities (%max)
Symbol	Dy₂O₃/REO(%min)	(Gd+Tb+Ho+ErY)XOy/REO	Fe₂O₃	CaO
Dy₂O₃-2 Dy₂O₃-4	99.9 99.0	0.1 1.0	0.005 0.01	0.05 --

Packing : In wooden cases of less than 20 kgs net each with inner sealed double cover plastic bottles of 1 or 5 kgs net each.

Holmium Oxide

Formula : HO₂O₃
Specifications

Symbol	Er₂O₃/REO (%min)	RE Impurities (%max)	Non-RE Impurities (%max)
Symbol	Er₂O₃/REO (%min)	(Dy+Er+Tm+Tb+Y)₂O₃/REO	Fe₂O₃	CaO
Ho₂O₃-2 Ho₂O₃-4	99.9 99	0.1 1.0	0.005 0.01	0.03 ---

Packing : In iron drums of 25 or 50 kgs net each with inner sealed double plastic bags of 5 or 10 kgs net each.

Erbium Oxide

Formula : Er₂O₃
Specifications

Symbol	Er₂O₃/REO (%min)	RE Impurities (%max)	Non-RE Impurities (%max)
Symbol	Er₂O₃/REO (%min)	(Dy+Ho+Tm+Yb+Y)₂O₃/REO	Fe₂O₃	CaO
Er₂O₃-2 Er₂O₃-4	99.9 99.0	0.1 1.0	0.005 0.01	0.03 ---

Packing : In iron drums of 25 or 50 kgs net each with inner sealed double plastic bags of 5 or 10 kgs net each.

Thulium Oxide

Formula : Tm₂O₃
Specifications

Symbol	Tm₂O₃/REO (%min)	RE Impurities (%max)	Non-RE Impurities (%max)
Symbol	Tm₂O₃/REO (%min)	(Ho+Er+Yb+Lu+Y)₂O₃/REO	Fe₂O₃	CaO	CuO
Tm₂O₃-04 Tm₂O₃-2 Tm₂O₃-3	99.99 99.9 99.5	0.01 0.1 0.5	0.003 0.005 0.01	0.01 0.03 0.05	0.001 0.002 --

Packing : In wooden cases of less than 20 kgs net each with inner sealed double-cover plastic bottles of 0.5 or1 kgs net each.

Ytterbium Oxide

Formula : Yb₂O₃
Specifications

Symbol	Yb₂O₃/REO (%min)	RE Impurities (%max)	Non-RE Impurities (%max)
Symbol	Yb₂O₃/REO (%min)	(Y+Er+Tm+Lu)XOy/REO	Fe₂O₃	CaO	CuO
Yb₂O₃-04 Yb₂O₃-2 Yb₂O₃-4	99.99 99.9 99.0	0.01 0.10 1.0	0.003 0.005 0.01	0.01 0.02 --	0.001 0.002 --

Packing : In wooden cases of less than 20 kgs net each with inner sealed double-cover plastic bottles of 0.5 or 1 kgs net each.

Lutecium Oxide

Formula : Lu₂O₃
Specifications

Symbol	Lu₂O₃/REO (%min)	RE Impurities(%max)	Non-RE Impurities (max)
Symbol	Lu₂O₃/REO (%min)	(Er+Tm+Yb+Y)XOy/REO	Fe₂O₃	CaO	CuO
Lu₂O₃-04 Lu₂O₃-2 Lu₂O₃-4	99.99 99.9 99.0	0.01 0.1 1.0	0.003 0.005 0.01	0.01 0.05 --	0.001 0.002 --

Packing : In wooden cases of less than 20 kgs net each with inner sealed double-cover plastic bottles of 0.5 or 1 kgs net each.

Lanthanum Metal

Specifications

Symbol	La/REm (%min)	RE Impurities (%max)	Non-RE Impurities (%max)
Symbol	La/REm (%min)	(Ce+Pr+Nd+Sm)/REM	Fe	Ca	Si	P	C
La-1 La-2	99.0 98.0	1.0 2.0	0.2 0.5	0.02 0.04	0.07 0.09	0.01 0.01	0.05 0.05

Packing : In iron drums of 40 kgs net each, killed with paraffin wax.

Praseodymium Metal

Specifications

Symbol	Pr/REM (%min)	RE Impurities (%max)	Non-RE Impurities (%max)
Symbol	Pr/REM (%min)	(La+Ce+Nd+Sm+Y)/REM	Fe	Ca	Si	P
Pr-4 Pr-5	99.0 98.0	1.0 2.0	0.2 0.5	0.02 0.04	0.07 0.09	0.01 0.01

Packing : In iron drums of 40 kgs net each, filled with paraffin wax.

Neodymium Metal

Specifications

Symbol	Nd/REM (%min)	RE Impurities (%max)	Non-RE Impurities (%max)
Symbol	Nd/REM (%min)	(La+Ce+Pr+Sm+Y)/REM	Fe	Ca	Si	P
Nd-1 Nd-2	99.0 98.0	1.0 2.0	0.2 0.5	0.02 0.02	0.07 0.07	0.01 0.01

Packing : In iron drums of 40 kgs net each ,filled with paraffin wax.

Samarium Metal

Specifications

Symbol	Sm/REM (%min)	RE Impurities (%max)	Non-RE Impurities (%max)
Symbol	Sm/REM (%min)	(Pr+Nd+Eu+Gd+Y/REM	Fe	Si	Ca	C
Sm-2 Sm-4	99.9 99.0	0.1 1.0	0.005 0.01	0.005 0.01	0.05 0.05	0.05 0.05

Packing : In sealed iron tins of 20 kgs net each, filled with argon.

Yttrium Metal

Specifications

Symbol	RE Impurities (%max)	Non-RE Impurities (%max)
Symbol	RE Impurities (%max)	Cu	Ni	Fe	Al	Si	Ca	S	P	C
Y-4	1	0.05	0.05	0.1	0.05	0.05	0.05	0.02	0.02	0.05

Packing : In sealed iron drums of 20 kgs net each.

Dysprosium Metal

Specifications

Symbol	RE Impurities (%max)	Non-RE Impurities (%max)
Symbol	RE Impurities (%max)	Fe	Si	Ca	C
Dy-4	1.0	0.3	0.05	0.05	0.03

Packing : In sealed iron drums of 20 kgs net each.

Rich La Mischmetal

Specifications

Guaranteed specification min					Non-Re Impurities (% max)
REM	LA REM	CE REM	PR REM	ND REM	Fe	Mg	Zn	Pb	C
99%	80%				0.5%	0.08%	0.03%	0.02%	0.05%

P.S. Ce. Pr. Nd content can be decided by the buyer.

Rich Ce Mischmetal

Specifications

Guaranteed specification min					Non-Re Impurities (% max)
REM	LA REM	CE REM	PR REM	ND REM	Fe	Mg	Zn	Pb	C
99%		75%		0.5%	0.05%	0.03%	0.02%	0.05%

P.S. Ce. Pr. Nd content can be decided by the buyer.

Rich La Mischmetal

Specifications

Guaranteed specification min					Non-Re Impurities (% max)
REM	LA REM	CE REM	PR REM	ND REM	Fe	Mg	Zn	Pb	C
98%	30%	45%	13%	12%	1%	0.1%	0.05%	0.1%	0.05%

Packing : in iron drums of 50 or 250 kgs.

Three Basic-color Rare Earth Fluorescent Powder

Specifications

Name	Red Powder	Green Powder	Blue Powder
FWHM	1	10	<60
Medium Partical Size (d₅₀µm)	4-6	6-8	6-8
Specific Surface Aren(cm²/g)	≥3000	≥3200	≥3000
Peak Emission(mm)	611	543	450
Chemical Formula	Y2O3:Eu	(CaTb)MgAl11O9	(BaEu)Al10O17
Color Coordinates	0.650±0.005	0.330±0.005	0.145±0.005
Color Coordinates	0.345±0.005	0.590±0.005	0.008±0.005
Relative Brightness(%)	≥100	≥100	≥100
Bulk Density (g/cm³)	0.7±0.1	≤0.8	≤0.9

Packing : Inplastic-covered cartons with inner double plastic bags of 15-20 kgs net each. Mixture Consise of red.blue.green.fluorescent powder, color temperature:2700k-6700k.

High-pure Yttrium Oxide

Specifications

Symbol	Y₂O₃/Reo (% min.)	RE Impurities (% max)	Non-RE Impurities (% max)
Symbol	Y₂O₃/Reo (% min.)	(La+Ce+Pr+Dy+Tb)/REO	Fe₂O₃	SiO₂	CaO
Y2O3-05	99.999	0.001	0.0005	0.003	0.0007

Packing : in wooden cases of less than 5 kgs net each with inner sealed double-cover plastic bottles of 0.5 or 1 kgs net each.

Samarium-Europium-Gadolinium concentrates

Specifications

TREO Min.%	Sm₂O₃/REO Min.%	Eu₂O₃/REO Min.%		Gd₂O₃/REO Min.%	ThO₂ Max.%
95	35	10	35		0.05
95	35	8	35		0.05
92	38	5	28		0.05

Packing : in iron-drums of 50 kgs net each with inner sealed double plastic bags.

Pr-Nd Concentrate

Specifications

Symbol	Chemical Compositions (% max.)
Symbol	REO	Pr₆O₁₁/REO	Nd₂O₃/REO
Cpr-Nd-1	92	20	75
Cpr-Nd-2	92	15	70
Cpr-Nd-3	90	10	60

Packing : in plastic box with inner sealed double plastic bags of 5 or 10 kgs net each.