Biochem Chemopharma

1,4-Benzenediamine; 1,4-Diaminobenzene; 1,4-Phenylenediamine

1,3-Benzenediamine; 1,3-Diaminobenzene; 1,3-Phenylenediamine; MPDA

1,2-Diaminobenzene; 1,2-Phenylenediamine; OPD