Linschooten, J
The alkaloid content of tobacco leaves varies greatly depending on the soil conditions, use of fertilizers, and the degree to which the plant is ripened.[] A number of phytosterols such as cholesterol, campesterols and alcohols, phenolics, chlorogenic acid, rutin, carboxylic acids, turpenes, polyphenols, aromatic hydrocarbons, aldehydes, ketones, amines, nitrites, N- and O-heterocyclic hydrocarbons, pesticides, and alkali nitrates have been detected.[] Toxic metals including mercury, lead, chromium, and other trace elements and several free amino are also present.[] Nicotine, the addictive substance, exists in two forms, acid (bound) and base (free)
Cook S, Hirschtick JL, Barnes G, Arenberg D, Bondarenko I, Patel A, et al
The 14B is too new to have earned that spot yet, but Ive got a good feeling about it