AI

≤0.001%

Ca

≤0.002%

Bi

≤0.001%

Cu

≤0.001%

Co

≤0.002%

K+Na

≤0.015%

Fe

≤0.001%

Mn

≤0.001%

Mg

≤0.001%

Ni

≤0.001%

Mo

≤0.006%

Pb

≤0.0001%

P

≤0.001%

Si

≤0.003%

S

≤0.001%

Sn

≤0.0005%

Sb

≤0.001%

V

≤0.001%

Ti

≤0.001%

Application: it’s used to produce tungsten powder, tungsten, tungsten carbide and other chemical products.
Package: Iron drums or knit bags with the net capacities of 50 kg or 100 kg.