ammonium persulphate

ammonium persulphate

ammonium persulfate ammonium persulphate Assay ≥98.5% Active oxygen ≥6.91% Residue after ignition (as SO4) ≦ 0.02% Chloride and chlorate(as Cl) ≦ 0.001% Heavy metals(as Pb) ≤0.001% Iron(Fe) ≤0.001% ...