Specification:

        Grade:Daily chemical industry grade

        Content(dry basis): 80-92%

        Solid substance:70%

        DE(dry basis):0.2

        PH:5.0-7.0

        Heavy metal:5mg/kg

        Nickle:1mg/kg

        Pb(Pb2+):0.5mg/kg

        As(As3-):0.5mg/kg

        Sulphate ash:0.1%

        Chlorid:20mg/kg

        Sulphate:30mg/kg