Manganese sulphate Other names: Manganese sulfate, manganoussulfate, manganese sulphate, manganic sulfate, manganic sulfate, manganic sulphate, manganous sulphate.4.This colourless deliquescent solid is a commercially significantmanganese salt. ... was produced worldwide in 2005.It is the precursor to manganese metal and many chemical compounds.Mn-deficient soil is remediated ...