Protest for further review 1001-9-003192, filed May 25,1989: Maleic acid
The tariff classification of Maleic Acid (CAS # 110-16-7) from Japan
The tariff classification of maleic acid, succinic acid and succinic anhydride, produced from n-butane, from Austria.
The tariff classification of maleic acid, succinic acid and succinic anhydride derived from maleic anhydride from Austria