Subheading 291611: Acids; Unsaturated Acyclic Monocarboxylic Acids; Acryli … etc.
Subheading 291612: Acids; Unsaturated Acyclic Monocarboxylic Acids; Ester … etc.
Subheading 291613: Acids; Unsaturated Acyclic Monocarboxylic Acids; Meth … etc.
Subheading 291614: Acids; Unsaturated Acyclic Monocarboxylic Acids; Ester … etc.
Subheading 291615: Acids; Unsaturated Acyclic Monocarboxylic Acids; Oleic, … etc.
Subheading 291616: Acids; Unsaturated Acyclic Monocarboxylic, Cyclic Mono … etc.
Subheading 291619: Acids; Unsaturated Acyclic Monocarboxylic, Cyclic Mono … etc.
Subheading 291620: Acids; Cyclanic, Cyclenic or Cycloterpenic Monocarboxylic Aci … etc.
Subheading 291631: Acids; Aromatic Monocarboxylic Acids, Benzoic Acid, its Salts … etc.
Subheading 291632: Acids; Aromatic Monocarboxylic Acids, Benzoyl Peroxide and be … etc.
Subheading 291634: Acids; Aromatic Monocarboxylic Acids, Phenylacetic Acid and i … etc.
Subheading 291639: Acids; Aromatic Monocarboxylic Acids, and their Anhydrides, H … etc.