China · Heading· 10 subheadings· 0 codes
2912Aldehydes, whether or not with other oxygen function; cyclic polymers of aldehydes; paraformaldehyde
Subheadings (6-digit WCO)
291211Methanal (formaldehyde)→291212Ethanal (acetaldehyde)→291219- - Other→291221Benzaldehyde→291229- - Other→291241Vanillin (4-hydroxy-3-methoxy benzaldehyde)→291242Ethylvanillin (3-ethoxy-4-hydroxy-benzaldehyde)→291249Aldehyde-alcohols, aldehyde-ethers, aldehyde-phenols and aldehydes with other oxygen function→291250- Cyclic polymers of aldehydes→291260Paraformaldehyde→