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                ҹ˾ ͭݻˮп15000/ƷΪҵִб׼ΪHG/T 2326-2005ҵпһƷZnSO47H2O99%Zn22.6ˮ0.02%ǦPb0.002% ӣCd0.002%(As)0.005%Fe 0.005% װΪ50/۱ϩ֯ҹ˾23000         

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