gallotannin
chemical compound
Also known as: common tannic acid
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production of hydrolyzable tannin
- In tannin
Gallotannin, or common tannic acid, is the best known of the hydrolyzable tannins. It is produced by extraction with water or organic solvents from the galls of certain trees, notably the Aleppo oak (Quercus infectoria) and Chinese nutgall (Rhus chinensis). Tara, the pod from Caesalpinia…
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