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:...

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

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

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

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....

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

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

Procyanidins are members of the proanthocyanidin (or condensed tannins) class of flavonoids. They are oligomeric compounds, formed from catechin and epicatechin...

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...

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

where the skins are processed. Historically, vegetable based tanning used tannin, an acidic chemical compound derived from the bark of certain trees, in...

many different species of plants. Tannins are separated into two classes: hydrolysable tannins and condensed tannins. Depending on their concentration...

means "crocodile" in modern Hebrew, but can also mean the sea monster "tannin". The submarine was launched in February 2012 in Kiel, Germany, and was...

and mouthfeel of tea. Polyphenols in tea include catechins, theaflavins, tannins, and flavonoids. Polyphenols found in green tea include, but are not limited...

solubility of their tannin and the presence of seeds. Soluble tannin means that the fruit will have an acrid taste. Insoluble tannin means that there is...

phloroglucinol connected by esters (hydrolyzable tannins) or more stable C-C bonds (nonhydrolyzable condensed tannins). Proanthocyanidins are mostly polymeric...

with other nuts. Acorns also contain bitter tannins, the amount varying with the species. Since tannins, which are plant polyphenols, interfere with...

widely grown. The fruit has a high tannin content, which makes the unripe fruit astringent and bitter. The tannin levels are reduced as the fruit matures...

profile of Cabernet Sauvignon tends to be full-bodied wines with high tannins and noticeable acidity that contributes to the wine's aging potential....

wine with white wine. White and rosé wines extract little of the grape tannins contained in the skins. To start primary fermentation, yeast may be added...

types of hydrolysable tannins. Specifically, tannase catalyzes the hydrolysis of ester and depside bonds of hydrolysable tannins to release glucose and...

cider apples in 1903 into four main types according to the proportion of tannins and malic acid in the fruit. For cider production, it is important that...

Daniel Tammet FRSA (born Daniel Paul Corney; 31 January 1979) is an English writer and savant. His memoir, Born on a Blue Day (2006), is about his early...

most notably in Mesopotamian cosmology (Tiamat), Ugaritic cosmology (Yam, Tannin) biblical cosmology (Leviathan, Rahab), Greek cosmology (Cetus, Echidna...

from Quercus infectoria contain the highest naturally occurring level of tannin, approximately 50–70%, as well as syringic acid, β-sitosterol, amentoflavone...

is an Argentine company producing quebracho tannins. Its production amounts to 40.000 tonnes of tannins sold to the tanning industry, the drilling industry...

or thorny shrub native to Peru. T. spinosa is cultivated as a source of tannins based on a galloylated quinic acid structure. This chemical structure has...

bark of V. nilotica subsp. indica has a tannin content of greater than 20%. The pods without seeds have a tannin content of about 18–27%. The bark has been...

The Flavono-ellagitannins or complex tannins are a class of tannins formed from the complexation of an ellagitannin with a flavonoid. Flavono-ellagitannins...