Sens.; H334: C ≥ 0,2 %
biprodukt 2: 3-amino-1-hydroxibensen/3-amino-1-hydroxibensen (MAP-MAP): trinatriumbis6-[(2 eller 3 eller 4)-amino-(4 eller 5 eller 6)-hydroxifenylazo]-5'-(fenylsulfamoyl)-3-sulfonatonaftalen-2-azobensen-1,2'-diolatokromat(III)