Description
copper concentrate ≥ 25%，
sulfur≥ 10%
copper ore ≥ 25 %
Sulfide or oxide both ok
As<0.5%,
Cl<0.5%,
Cd<0.05%,
Hg<0.01%,
F<0.1%,
Pb+Zn<6%
QUEST PHOTONIC DEVICES B.V
copper concentrate ≥ 25%，
sulfur≥ 10%
copper ore ≥ 25 %
Sulfide or oxide both ok
As<0.5%,
Cl<0.5%,
Cd<0.05%,
Hg<0.01%,
F<0.1%,
Pb+Zn<6%
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