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CN code

2921 59 90 30

Aromatic polyamines and their derivatives; salts thereof (excl. o-phenylenediamine, m-phenylenediamine, p-phenylenediamine or diaminotoluenes and their derivatives, and salts thereof, m-phenylenebis"methylamine", 2,2'-dichloro-4,4'-methylenedianiline, 4,4'-bi-o-toluidine and 1,8-naphthylenediamine)