Tannins (or tannoids) are a class of astringent, polyphenolic biomolecules that bind to and precipitate proteins and various other organic compounds including...

Tannin (Hebrew: תַּנִּין tannīn; Syriac: ܬܢܝܢܐ tannīnā plural: tannīnē; Arabic: التنين tinnīn, ultimately from Akkadian 𒆗𒉌𒈾 dannina) or Tunnanu (Ugaritic:...

Condensed tannins (proanthocyanidins, polyflavonoid tannins, catechol-type tannins, pyrocatecollic type tannins, non-hydrolyzable tannins or flavolans)...

Tannin usually refers to astringent, bitter chemical compounds naturally occurring in plants, which are used in tanning hides and prominent in the taste...

from the Great Sandy National Park to Tin Can Bay stained with tea-tree tannin. Other rivers in Australia may experience infrequent 'blackwater events'...

condensed tannins. Quebracho tannin is also sold as an enological tannin. The quebracho tannins structure is very similar to that of grape tannins, making...

A hydrolysable tannin or pyrogallol-type tannin is a type of tannin that, on heating with hydrochloric or sulfuric acids, yields gallic or ellagic acids...

In Jewish mythology, Tannin is sometimes conflated with the related sea monsters Leviathan and Rahab. Along with Rahab, "Tannin" was a name applied to...

flavonoids and non-flavonoids. Flavonoids include the anthocyanins and tannins which contribute to the color and mouthfeel of the wine. The non-flavonoids...

Tannic acid is a specific form of tannin, a type of polyphenol. Its weak acidity (pKa around 6) is due to the numerous phenol groups in the structure....