PROCAINE BENZYLPENICILLIN (PROCAINE PENICILLIN G) CONTAINS NOT;LESS THAN 96.0% AND NOT MORE THAN THE EQUIVALENT OF 102.0% OF;PROCAINE BENZYLPENICILLIN AND NOT LESS THAN 39.0% AND NOT MORE;THAN 42.0% OF PROCAINE ( C13H20N2O2), BOTH CALCULATED WITH;REFERENCE TO THE ANHYDROUS SUBSTANCE.