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Gallic acid

Index Gallic acid

Gallic acid (also known as 3,4,5-trihydroxybenzoic acid) is a trihydroxybenzoic acid, a type of phenolic acid, found in gallnuts, sumac, witch hazel, tea leaves, oak bark, and other plants. [1]

105 relations: Acetone, Alcohol, Algae, Amyloid, Angelo Mai, Aquatic plant, Aromatization, Benzene, Benzoic acid, Boswellia dalzielii, Carbon, Carbon-13 nuclear magnetic resonance, Carbonic anhydrase inhibitor, Carboxylic acid, Carl Wilhelm Scheele, Chemical shift, Chloroform, Cynomorium, Dead Sea Scrolls, Depside, Depsidone, Digallic acid, Dimer (chemistry), Dodecyl gallate, Ellagic acid, Ellagitannin, Elsevier, Embryophyte, Epicatechin gallate, Epigallocatechin gallate, Ester, Ether, Ethyl gallate, Folin–Ciocalteu reagent, Gall, Gallate 1-beta-glucosyltransferase, Gallate decarboxylase, Gallate dioxygenase, Gallium, Gallocatechin gallate, Gallotannin, Glucose, Glycerol, Gum arabic, Henri Braconnot, Hultholia, Hydrogen, Hydrolysable tannin, Hydrolysis, Hydroxide, ..., Infrared, Iron gall ink, Iron(II) sulfate, Iron(III) chloride, Mass spectrometry, Mescaline, Methyl gallate, Microcystis aeruginosa, Molar attenuation coefficient, Mutagen, Myriophyllum spicatum, Nanometre, Neurodegeneration, Nuclear magnetic resonance spectroscopy, Oak apple, Octyl gallate, Palimpsest, Parasitic plant, Petroleum ether, Phenol, Plant, Pliny the Elder, Propanol, Propyl gallate, Proton nuclear magnetic resonance, Pseudomonas putida, Pyrogallol, Pyrotechnics, Rufigallol, Salt, Shikimate dehydrogenase, Shikimic acid, Standard solution, Sulfuric acid, Sumac, Synuclein, Syringaldehyde, Syringic acid, Syringol, Tanbark, Tannic acid, Tautomer, Tea, Teratology, Théophile-Jules Pelouze, Theaflavin-3-gallate, Trihydroxybenzoic acid, Ullmann's Encyclopedia of Industrial Chemistry, Ultraviolet–visible spectroscopy, University of California, Davis, Verdigris, Vinegar, Whistle mix, Witch-hazel, 3-Dehydroshikimic acid. Expand index (55 more) »


Acetone (systematically named propanone) is the organic compound with the formula (CH3)2CO.

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In chemistry, an alcohol is any organic compound in which the hydroxyl functional group (–OH) is bound to a carbon.

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Algae (singular alga) is an informal term for a large, diverse group of photosynthetic organisms that are not necessarily closely related, and is thus polyphyletic.

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Amyloids are aggregates of proteins that become folded into a shape that allows many copies of that protein to stick together forming fibrils.

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Angelo Mai

Angelo Mai (Latin Angelus Maius; March 7, 1782September 8, 1854) was an Italian Cardinal and philologist.

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Aquatic plant

Aquatic plants are plants that have adapted to living in aquatic environments (saltwater or freshwater).

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Aromatization is a chemical reaction in which an aromatic system is formed.

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Benzene is an important organic chemical compound with the chemical formula C6H6.

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Benzoic acid

Benzoic acid, C7H6O2 (or C6H5COOH), is a colorless crystalline solid and a simple aromatic carboxylic acid.

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Boswellia dalzielii

Boswellia dalzielii is a tree species in the genus Boswellia found in Africa.

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Carbon (from carbo "coal") is a chemical element with symbol C and atomic number 6.

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Carbon-13 nuclear magnetic resonance

Carbon-13 (C13)nuclear magnetic resonance (most commonly known as carbon-13 NMR or 13C NMR or sometimes simply referred to as carbon NMR) is the application of nuclear magnetic resonance (NMR) spectroscopy to carbon.

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Carbonic anhydrase inhibitor

Carbonic anhydrase inhibitors are a class of pharmaceuticals that suppress the activity of carbonic anhydrase.

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Carboxylic acid

A carboxylic acid is an organic compound that contains a carboxyl group (C(.

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Carl Wilhelm Scheele

Carl Wilhelm Scheele (9 December 1742 – 21 May 1786) was a Swedish Pomeranian and German pharmaceutical chemist.

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Chemical shift

In nuclear magnetic resonance (NMR) spectroscopy, the chemical shift is the resonant frequency of a nucleus relative to a standard in a magnetic field.

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Chloroform, or trichloromethane, is an organic compound with formula CHCl3.

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Cynomorium is a genus of parasitic perennial flowering plants in the family Cynomoriaceae.

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Dead Sea Scrolls

Dead Sea Scrolls (also Qumran Caves Scrolls) are ancient Jewish religious, mostly Hebrew, manuscripts found in the Qumran Caves near the Dead Sea.

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A depside is a type of polyphenolic compound composed of two or more monocyclic aromatic units linked by an ester bond.

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Depsidones (+ "depside" + "one") are chemical compounds that are sometimes found as secondary metabolites in lichens.

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Digallic acid

Digallic acid is a polyphenolic compound found in Pistacia lentiscus.

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Dimer (chemistry)

A dimer (di-, "two" + -mer, "parts") is an oligomer consisting of two monomers joined by bonds that can be either strong or weak, covalent or intermolecular.

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Dodecyl gallate

Dodecyl gallate, or lauryl gallate, is the ester of dodecanol and gallic acid.

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Ellagic acid

Ellagic acid is a natural phenol antioxidant found in numerous fruits and vegetables.

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The ellagitannins are a diverse class of hydrolyzable tannins, a type of polyphenol formed primarily from the oxidative linkage of galloyl groups in 1,2,3,4,6-pentagalloyl glucose.

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Elsevier is an information and analytics company and one of the world's major providers of scientific, technical, and medical information.

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The Embryophyta are the most familiar group of green plants that form vegetation on earth.

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Epicatechin gallate

Epicatechin gallate (ECG) is a flavan-3-ol, a type of flavonoid, present in green tea.

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Epigallocatechin gallate

Epigallocatechin gallate (EGCG), also known as epigallocatechin-3-gallate, is the ester of epigallocatechin and gallic acid, and is a type of catechin.

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In chemistry, an ester is a chemical compound derived from an acid (organic or inorganic) in which at least one –OH (hydroxyl) group is replaced by an –O–alkyl (alkoxy) group.

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Ethers are a class of organic compounds that contain an ether group—an oxygen atom connected to two alkyl or aryl groups.

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Ethyl gallate

Ethyl gallate is a food additive with E number E313.

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Folin–Ciocalteu reagent

The Folin–Ciocalteu reagent (FCR) or Folin's phenol reagent or Folin–Denis reagent, also called the gallic acid equivalence method (GAE), is a mixture of phosphomolybdate and phosphotungstate used for the colorimetric in vitro assay of phenolic and polyphenolic antioxidants.

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Galls or cecidia are a kind of swelling growth on the external tissues of plants or animals.

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Gallate 1-beta-glucosyltransferase

In enzymology, a gallate 1-beta-glucosyltransferase is an enzyme that catalyzes the chemical reaction Thus, the two substrates of this enzyme are UDP-glucose and gallate, whereas its two products are UDP and 1-galloyl-beta-D-glucose.

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Gallate decarboxylase

In enzymology, a gallate decarboxylase is an enzyme that catalyzes the chemical reaction Hence, this enzyme has one substrate, 3,4,5-trihydroxybenzoate, and two products, pyrogallol and CO2.

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Gallate dioxygenase

Gallate dioxygenase (GalA) is an enzyme with systematic name gallate:oxygen oxidoreductase.

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Gallium is a chemical element with symbol Ga and atomic number 31.

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Gallocatechin gallate

Gallocatechin gallate (GCG) is the ester of gallocatechin and gallic acid and a type of catechin.

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A gallotannin is any of a class of molecules belonging to the hydrolysable tannins.

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Glucose is a simple sugar with the molecular formula C6H12O6.

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Glycerol (also called glycerine or glycerin; see spelling differences) is a simple polyol compound.

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Gum arabic

Gum arabic, also known as acacia gum, arabic gum, gum acacia, acacia, Senegal gum and Indian gum, and by other names, is a natural gum consisting of the hardened sap of various species of the acacia tree.

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Henri Braconnot

Henri Braconnot (May 29, 1780, Commercy, Meuse – January 15, 1855, Nancy) was a French chemist and pharmacist.

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Hultholia mimosoides is a liana species and the sole species in the genus Hultholia.

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Hydrogen is a chemical element with symbol H and atomic number 1.

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Hydrolysable tannin

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

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Hydrolysis is a term used for both an electro-chemical process and a biological one.

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Hydroxide is a diatomic anion with chemical formula OH−.

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Infrared radiation (IR) is electromagnetic radiation (EMR) with longer wavelengths than those of visible light, and is therefore generally invisible to the human eye (although IR at wavelengths up to 1050 nm from specially pulsed lasers can be seen by humans under certain conditions). It is sometimes called infrared light.

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Iron gall ink

Iron gall ink (also known as iron gall nut ink, oak gall ink, and common ink) is a purple-black or brown-black ink made from iron salts and tannic acids from vegetable sources.

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Iron(II) sulfate

Iron(II) sulfate (British English: iron(II) sulphate) or ferrous sulfate denotes a range of salts with the formula FeSO4·xH2O.

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Iron(III) chloride

Iron(III) chloride, also called ferric chloride, is an industrial scale commodity chemical compound, with the formula FeCl3 and with iron in the +3 oxidation state.

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Mass spectrometry

Mass spectrometry (MS) is an analytical technique that ionizes chemical species and sorts the ions based on their mass-to-charge ratio.

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Mescaline (3,4,5-trimethoxyphenethylamine) is a naturally occurring psychedelic alkaloid of the phenethylamine class, known for its hallucinogenic effects comparable to those of LSD and psilocybin.

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Methyl gallate

Methyl gallate is a phenolic compound.

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Microcystis aeruginosa

Microcystis aeruginosa is a species of freshwater cyanobacteria which can form harmful algal blooms of economic and ecological importance.

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Molar attenuation coefficient

The molar attenuation coefficient is a measurement of how strongly a chemical species attenuates light at a given wavelength.

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In genetics, a mutagen is a physical or chemical agent that changes the genetic material, usually DNA, of an organism and thus increases the frequency of mutations above the natural background level.

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Myriophyllum spicatum

Myriophyllum spicatum (Eurasian watermilfoil or spiked water-milfoil) is native to Europe, Asia, and north Africa.

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The nanometre (International spelling as used by the International Bureau of Weights and Measures; SI symbol: nm) or nanometer (American spelling) is a unit of length in the metric system, equal to one billionth (short scale) of a metre (m).

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Neurodegeneration is the progressive loss of structure or function of neurons, including death of neurons.

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Nuclear magnetic resonance spectroscopy

Nuclear magnetic resonance spectroscopy, most commonly known as NMR spectroscopy or magnetic resonance spectroscopy (MRS), is a spectroscopic technique to observe local magnetic fields around atomic nuclei.

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Oak apple

Oak apple or oak gall is the common name for a large, round, vaguely apple-like gall commonly found on many species of oak.

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Octyl gallate

Octyl gallate is the ester of 1-octanol and gallic acid.

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In textual studies, a palimpsest is a manuscript page, either from a scroll or a book, from which the text has been scraped or washed off so that the page can be reused for another document.

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Parasitic plant

A parasitic plant is a plant that derives some or all of its nutritional requirement from another living plant.

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Petroleum ether

Petroleum ether is the petroleum fraction consisting of aliphatic hydrocarbons and boiling in the range 35‒60 °C; commonly used as a laboratory solvent. Despite the name, petroleum ether is not classified as an ether; the term is used only figuratively, signifying extreme lightness and volatility.

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Phenol, also known as phenolic acid, is an aromatic organic compound with the molecular formula C6H5OH.

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Plants are mainly multicellular, predominantly photosynthetic eukaryotes of the kingdom Plantae.

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Pliny the Elder

Pliny the Elder (born Gaius Plinius Secundus, AD 23–79) was a Roman author, naturalist and natural philosopher, a naval and army commander of the early Roman Empire, and friend of emperor Vespasian.

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There are two isomers of propanol.

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Propyl gallate

Propyl gallate, or propyl 3,4,5-trihydroxybenzoate is an ester formed by the condensation of gallic acid and propanol.

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Proton nuclear magnetic resonance

Proton nuclear magnetic resonance (proton NMR, hydrogen-1 NMR, or 1H NMR) is the application of nuclear magnetic resonance in NMR spectroscopy with respect to hydrogen-1 nuclei within the molecules of a substance, in order to determine the structure of its molecules.

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Pseudomonas putida

Pseudomonas putida is a Gram-negative, rod-shaped, saprotrophic soil bacterium.

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Pyrogallol is an organic compound with the formula C6H3(OH)3.

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Pyrotechnics is the science of using materials capable of undergoing self-contained and self-sustained exothermic chemical reactions for the production of heat, light, gas, smoke and/or sound.

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Rufigallol or 1,2,3,5,6,7-hexahydroxy-9,10-anthraquinone is an organic compound with formula, which can be viewed as a derivative of anthraquinone through the replacement of six hydrogen atoms (H) by hydroxyl groups (OH).

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Salt, table salt or common salt is a mineral composed primarily of sodium chloride (NaCl), a chemical compound belonging to the larger class of salts; salt in its natural form as a crystalline mineral is known as rock salt or halite.

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Shikimate dehydrogenase

In enzymology, a shikimate dehydrogenase is an enzyme that catalyzes the chemical reaction Thus, the two substrates of this enzyme are shikimate and NADP+, whereas its 3 products are 3-dehydroshikimate, NADPH, and H+.

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Shikimic acid

Shikimic acid, more commonly known as its anionic form shikimate, is a cyclohexene, a cyclitol and a cyclohexanecarboxylic acid.

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Standard solution

In analytical chemistry, a standard solution is a solution containing an accurately known concentration of an element or a substance, A known weight of solute is dissolved to make a specific volume.

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Sulfuric acid

Sulfuric acid (alternative spelling sulphuric acid) is a mineral acid with molecular formula H2SO4.

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Sumac (also spelled sumach, sumaq) (translation, translit), (Mishnaic Hebrew אוֹג.

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Synucleins are a family of soluble proteins common to vertebrates, primarily expressed in neural tissue and in certain tumors.

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Syringaldehyde is an organic compound that occurs in trace amounts widely in nature.

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Syringic acid

Syringic acid is a naturally occurring O-methylated trihydroxybenzoic acid, a type of chemical compound.

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Syringol is a naturally occurring aromatic organic compound.

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Tanbark is the bark of certain species of tree.

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Tannic acid

Tannic acid is a specific form of tannin, a type of polyphenol.

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Tautomers are constitutional isomers of organic compounds that readily interconvert.

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Tea is an aromatic beverage commonly prepared by pouring hot or boiling water over cured leaves of the Camellia sinensis, an evergreen shrub (bush) native to Asia.

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Teratology is the study of abnormalities of physiological development.

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Théophile-Jules Pelouze

Théophile-Jules Pelouze (also known as Jules Pelouze, Théophile Pelouze, Theo Pelouze, or T. J. Pelouze,; 26 February 1807 – 31 May 1867) was a French chemist.

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Theaflavin-3-gallate is a theaflavin derivative.

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Trihydroxybenzoic acid

Trihydroxybenzoic acid may refer to the following phenolic acids.

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Ullmann's Encyclopedia of Industrial Chemistry

Ullmann's Encyclopedia of Industrial Chemistry is a reference work related to industrial chemistry published in English and German.

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Ultraviolet–visible spectroscopy

Ultraviolet–visible spectroscopy or ultraviolet–visible spectrophotometry (UV–Vis or UV/Vis) refers to absorption spectroscopy or reflectance spectroscopy in the ultraviolet-visible spectral region.

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University of California, Davis

The University of California, Davis (also referred to as UCD, UC Davis, or Davis), is a public research university and land-grant university as well as one of the 10 campuses of the University of California (UC) system.

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Verdigris is the common name for a green pigment obtained through the application of acetic acid to copper plates or the natural patina formed when copper, brass or bronze is weathered and exposed to air or seawater over a period of time.

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Vinegar is a liquid consisting of about 5–20% acetic acid (CH3COOH), water (H2O), and trace chemicals that may include flavorings.

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Whistle mix

Whistle mix is a general term to refer to any pyrotechnic composition that emits a whistling sound when pressed into a tube and ignited.

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Witch-hazels or witch hazels (Hamamelis) are a genus of flowering plants in the family Hamamelidaceae, with four species in North America (H. mexicana, H. ovalis, H. virginiana, and H. vernalis), and one each in Japan (H. japonica) and China (H. mollis).

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3-Dehydroshikimic acid

3-Dehydroshikimic acid is a chemical compound related to shikimic acid.

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Redirects here:

3,4,5-trihydroxy-benzoic acid, 3,4,5-trihydroxybenzoate, 3,4,5-trihydroxybenzoic acid, 3,5-Didehydroshikimate, 3,5-Didehydroshikimic acid, 3,5-didehydroshikimate, 3,5-didehydroshikimic acid, C6H2(OH)3COOH, Degallation, Gallic Acid, Gallic acid salt, Galloyl.


[1] https://en.wikipedia.org/wiki/Gallic_acid

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