Rare Earth Metals


Rare earth metals

RE %

Purity%

Non RE Impurities %
Fe
Ca
Mg
Si
Al
C
O
Cl

Nd

99
99.5
<0.20
<0.0005
<0.03
<0.05
<0.03
<0.05
0.005
99
99.5
<0.20
<0.005
<0.05
<0.01
<0.05
<0.02
0.005

Sm

99
99
<0.01
<0.05
0.005
<0.01
0.005
0.01
0.015
<0.05
99
99.9
<0.005
<0.01
0.005
<0.005
0.005
0.01
0.01
<0.05

Gd

99
99
<0.05
<0.05
<0.03
<0.02
<0.04
<0.02
<0.2
-
99
99.9
<0.03
<0.03
<0.03
<0.01
<0.01
<0.02
<0.15
-
Tb
99
99.9
<0.02
<0.02
<0.03
<0.01
<0.01
<0.02
<0.1
-

Dy

99
99
<0.05
<0.03
<0.03
<0.04
<0.04
<0.02
<0.1
-
99
99.9
<0.03
<0.03
<0.02
<0.02
<0.02
<0.02
<0.1
-
Ho
98.5
99
<0.03
<0.05
<0.03
<0.04
<0.04
<0.02
<0.3
-
Er
98.5
99
<0.03
<0.0
<0.03
<0.04
<0.04
<0.02
<0.3
-
Y
99
99-99.9
<0.04
<0.01
<0.03
<0.04
<0.04
<0.02
<0.2
-

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