By composition
Magnesium: 3 % MgO (w/w) - Water-soluble magnesium.
Zinc: 3 % Zn (w/w) - Water-soluble zinc.
Manganese: 3 % Mn (w/w) - Water-soluble manganese.
Boron: 0,2 % B (w/w) - Water-soluble boron.
With Low Molecular Weight Carboxylic Acids (L.M.W.)