S≥46%、AS≤0.05%、F≤0.05%、Pb+Zn≤0.5%、Zn≤0.35%、H2O≤12% S≥35%、AS≤0.05%、F≤0.05%、Pb+Zn≤0.5%、Zn≤0.35%、H2O≤12%
联系电话：0315-2738258
长期大量求购硫精砂
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S≥46%、AS≤0.05%、F≤0.05%、Pb+Zn≤0.5%、Zn≤0.35%、H2O≤12% S≥35%、AS≤0.05%、F≤0.05%、Pb+Zn≤0.5%、Zn≤0.35%、H2O≤12%
联系电话：0315-2738258
