| 2922 | | Oxygen-function amino-compounds: | | | | |
| 2922.21 | | Aminohydroxynaphthalenesulfonic acids and their salts: | | | | |
| 2922.41.00 | | Amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof: | | | | |
| 2922.49.40 | | Amino acids | | 4.2% | Free (A,AU,BH,CA, CL,E,IL,J,JO, K,MA,MX, P,SG) | 25% |
| 2922.50 | | Amino-alcohol-phenols, amino-acid-phenols and other amino-compounds with oxygen function: | | | | |
| 2923 | | Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined: | | | | |
| 2923.20 | | Lecithins and other phosphoaminolipids: | | | | |
| 2923.20.10 | 00 | Purified egg phospholipids, pharmaceutical grade meeting requirements of the U.S. Food and Drug Administration, for use in intravenous fat emulsion | kg | Free | | 16.5￠/kg + 30% |
| 2924 | | Carboxyamide-function compounds; amide-function compounds of carbonic acid: | | | | |
| 2925 | | Carboxyimide-function compounds (including saccharin and its salts) and imine-function compounds: | | | | |
| 2926 | | Nitrile-function compounds: | | | | |
| 2927.00 | | Diazo-, azo- or azoxy-compounds: | | | | |
| 2929 | | Compounds with other nitrogen function: | | | | |
| 2930 | | X. ORGANO-INORGANIC COMPOUNDS, HETEROCYCLIC COMPOUNDS, NUCLEIC ACIDS AND THEIR SALTS, AND SULFONAMIDES | | | | |
| 2930 | | Organo-sulfur compounds: | | | | |
| 2930.90.43 | 20 | Compounds containing a phosphorus atom to which is bonded one methyl, ethyl, n-propyl or isopropyl group, but no other carbon atoms | kg | | | |
| 2930.90.46 | 00 | Acids: | | | | |
| 2930.90.49 | 20 | Mercaptocarboxylic acids | kg | | | |
| 2930.90.91 | 25 | Other compounds containing a phosphorus atom to which is bonded one methyl, ethyl, n-propyl or isopropyl group, but no other carbon atoms Other: | kg | | | |
| 2931.00 | | Other organo-inorganic compounds: | | | | |
| 2931.00.90 | 10 | Organo-silicon compounds | kg | | | |
| 2931.00.90 | 21 | Organo-tin compounds: | | | | |
| 2931.00.90 | 41 | Organo-phosphorus compounds: | | | | |
| 2932 | | Heterocyclic compounds with oxygen hetero-atom(s) only: | | | | |
| 2932.11.00 | 00 | Compounds containing an unfused furan ring (whether or not hydrogenated) in the structure: | | | | |
