Section 06 Products of the chemical or allied 29 Organic chemicals 29 39 Alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives 29 39 30 - Caffeine and its salts 29 39 30 00 - Caffeine and its salts Commodity Code Description 29 39 30 00 000 - Caffeine and its salts