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