1.Manganese sulfate monohydrate with Mn 31.5% 2.Mn>31.5%,Pb<20ppm,As<10ppm,Cd<10ppm 3.Got ... REACH Pre-registration No.and FDA No 1 ... .Manganese sulfate monohydrate with Mn 31.5%2.Mn>31.5%,Pb<20ppm,As<10ppm ... package,or according to client request. Manganese sulfate monohydrate with Mn 31.5% Min