Name: Formaldehyde, oligomeric reaction products with aniline Description: Degree of purity: 100% Formaldehyde, oligomeric reaction product with aniline (Technical-grade MDA) is a UVCB substance with a varying content of tri- and polynuclear amines (so-called „polymers“). A typical standard product with a content of 4,4'-MDA between ca. 47 and < 65 %(w/w) is liquid at room temperature and comprises the following: