DIFF Subgroup
C05G 1/1 of ammonium sulfate with potassium compounds
Introduced: September 1968
Full Title
Mixtures of fertilisers covered individually by different subclasses of class > of ammonium sulfate with potassium compounds
C05G 1/1 Introduced: September 1968
Mixtures of fertilisers covered individually by different subclasses of class > of ammonium sulfate with potassium compounds