Subheading 291811: Acids; Carboxylic Acids, (with Alcohol Function but without o … etc.
Subheading 291812: Acids; Carboxylic Acids, (with Alcohol Function but without o … etc.
Subheading 291813: Acids; Carboxylic Acids, (with Alcohol Function but without o … etc.
Subheading 291814: Acids; Carboxylic Acids, (with Alcohol Function but without o … etc.
Subheading 291815: Acids; Carboxylic Acids, (with Alcohol Function but without o … etc.
Subheading 291816: Acids; Carboxylic Acids, (with Alcohol Function but without o … etc.
Subheading 291817: Acids; Carboxylic Acids, (with Alcohol Function but without o … etc.
Subheading 291818: Acids; Carboxylic Acids, (with Alcohol Function but without o … etc.
Subheading 291819: Acids; Carboxylic Acids, (with Alcohol Function but without o … etc.
Subheading 291821: Acids; Carboxylic Acids, (with Phenol Function but without ot … etc.
Subheading 291822: Acids; Carboxylic Acids, (with Phenol Function but without ot … etc.
Subheading 291823: Acids; Carboxylic Acids, (with Phenol Function but without ot … etc.
Subheading 291829: Acids; Carboxylic Acids, (with Phenol Function but without ot … etc.
Subheading 291830: Acids; Carboxylic Acids, (with Aldehyde or Ketone Function bu … etc.
Subheading 291891: Acids; Carboxylic Acids, with Additional Oxygen Function (not … etc.
Subheading 291899: Acids; Carboxylic Acids, with Additional Oxygen Function (not … etc.