significant positive reactions were observed with all allergens , among which were paraphenylenediamine ( 7.8 % ) , wood tars ( 7.8 % ) , formaldehyde ( 7.0 % ) , balsam of peru ( 6.6 % ) , neomycin ( 5.1 % ) , ethylenediamine ( 0.8 % ) , naphthyl-mix ( 0.8 % ) , mercapto-mix and ppd-mix ( 1.2 % ) .
C0002092
allergens
C0070477
balsam