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品級

MB-1

MB-2

Mo

≥99.95

≥99.80

Pb

≤0.0001

≤0.0005

Bi

≤0.0001

≤0.0005

Sn

≤0.0001

≤0.0005

Sb

≤0.0005

≤0.0005

Cd

≤0.0001

≤0.0005

Fe

≤0.0050

≤0.0500

Ni

≤0.0030

≤0.0500

Al

≤0.0020

≤0.0050

Si

≤0.0020

≤0.0050

Ca

≤0.0020

≤0.0040

Mg

≤0.0020

≤0.0040

P

≤0.0010

≤0.0050

C

≤0.0100

≤0.0500

O

≤0.0050

≤0.0500

N

≤0.0030

-