copper(II) sulfate solution 3%,5%,4%,2g/L in H2O,6g/L in H2O,10g/L in H2O,15g/L in H2O,20g/L in H2O,50g/L in H2O,72.5g/L in H2O,1%,1000μg/ml(溶剂:1% H2SO4),500μg/ml(溶剂:1% H2SO4)