产品性状 淡黄色重质粉末。砷(As),% ≤0.002钼(Mo),% ≤0.005铵(NH4),% ≤0.01氢氧化钠不溶物,% ≤0.01磷(P),% ≤0.004含量,% ≥99.0氯化物(Cl),% ≤0.003硫化物(S),% ≤0.005重金属(以Pb计),% ≤0.002铁(Fe),% ≤0.005铜(Cu),% ≤0.005