positive reactions were seen mostly with formaldehyde ( 4.7 p. 100 ) , bronopol ( 4.7 p. 100 ) , ammoniated mercury chloride ( 3.8 p. 100 ) , benzoic acid ( 2.1 p. 100 ) , sodium benzoate ( 1.9 p. 100 ) , parabens ( 1.9 p. 100 ) , dichlorophen ( 1.7 p. 100 ) , chloracetamid ( 1.5 p. 100 ) , benzyl benzoate ( 1.5 p. 100 ) , germall 115 ( 1.2 p. 100 ) , butylhydroxyanisol ( 1 p. 100 ) and dowicil ( 0.8 p. 100 ) .
C0053225
benzoic acid
C0142805
sodium benzoate