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 derived from maleic anhydride from Austria
The tariff classification of maleic acid, succinic acid and succinic anhydride, produced from n-butane, from Austria.