1.Manganese sulfate monohydrate with Mn 31.5% 2.Mn>31.5%,Pb<20ppm,As<10ppm,Cd<10ppm 3.Got ... No.and FDA No 1.Manganese sulfate monohydrate with Mn 31.5%2.Mn>31.5%,Pb<20ppm,As<10ppm,Cd<10ppm3 ... package,or according to client request. Manganese sulfate monohydrate with Mn 31.5% Min