Benzoic acid,compounds,sodium salt,mixt. with 3,7-dihydro-1,3,7-trimethyl-1H-purine-2,6- dione,4-(dimethylamino)-1,2-dihydro-1,5- dimethyl-2-phenyl-3H-pyrazol-3-one,5-ethyl-5-phenyl-2,4,6(1H,3H,5H)- pyrimidinetrione and sodium [(2,3-dihydro-1,5-dimethyl-3