Section 06 Products of the chemical or allied 29 Organic chemicals 29 12 Aldehydes, whether or not with other oxygen function; cyclic polymers of aldehydes; paraformaldehyde Commodity Code Description 29 12 11 - - Methanal (formaldehyde) 29 12 12 - - Ethanal (acetaldehyde) 29 12 19 - - Other 29 12 21 - - Benzaldehyde 29 12 29 - - Other 29 12 41 - - Vanillin (4-hydroxy-3-methoxy-benzaldehyde) 29 12 42 - - Ethylvanillin (3-ethoxy-4-hydroxy- benzaldehyde) 29 12 49 - - Other 29 12 50 - Cyclic polymers of aldehydes 29 12 60 - Paraformaldehyde