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polyphenols (9) 9
copper (7) 7
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3-hydroxy-4-nitroso-2,7-naphthalenedisulphonic acid (1) 1
3‐hydroxy‐4‐nitroso‐2,7‐naphthalenedisulphonic acid, fe (1) 1
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Saudi Pharmaceutical Journal, ISSN 1319-0164, 11/2017, Volume 25, Issue 7, pp. 961 - 966
The DNA damage in the presence of dipyrone (used as its sodium salt, NaDip) and some transition metal ions in an air saturated ([O2]≈0.25mM) non-buffered... 
Cu2 | Dipyrone | Mn3 | Fe3 | DNA damage | Ni2 | OXIDATION | RESVERATROL | METABOLITES | S(IV) | MECHANISM | AUTOXIDATION | CU(II) | COMPLEXES | COPPER | DEGRADATION | PHARMACOLOGY & PHARMACY | Pharmaceutical research | Coordination compounds | Health aspects | Transition metals
Journal Article
Food Chemistry, ISSN 0308-8146, 06/2013, Volume 138, Issue 2-3, pp. 1325 - 1332
A critical study of the use of the Fe(III)/3-hydroxy-4-nitroso-2,7-naphthalenedisulfonic acid (NRS) complexes on the quantification of the polyphenols content... 
Journal Article
Journal of Food Composition and Analysis, ISSN 0889-1575, 12/2012, Volume 28, Issue 2, pp. 126 - 134
Cu(II)/neocuproine (2,9-dimethyl-1,10-phenanthroline) complexes were utilized for spectrophotometric determination of total polyphenol content in beers. This... 
Brazilian beers | Tannic acid | Gallic acid | Beer analysis | Neocuproine | Folin-Ciocalteu reagent | Food composition | Food analysis | Copper | Polyphenol content | ANTIOXIDANT ACTIVITY | VITAMIN-E | PHENOLIC-COMPOUNDS | FOOD SCIENCE & TECHNOLOGY | TANNINS | COPPER(II)-NEOCUPROINE REAGENT | TEA | BREWING PROCESS | REDUCTION | BEVERAGES | CHEMISTRY, APPLIED | Polyphenols | Analysis | Beer
Journal Article
Food Chemistry, ISSN 0308-8146, 05/2011, Volume 126, Issue 2, pp. 679 - 686
► A modified CUPRAC procedure was used to estimate the total polyphenols in wine. ► Fourteen wine samples were analysed and results expressed as tannic acid... 
Wine | Polyphenols | Copper | Neocuproine | VITAMIN-E | FLOW-INJECTION DETERMINATION | FOLIN-CIOCALTEU REAGENT | FOOD SCIENCE & TECHNOLOGY | TANNINS | SIMULTANEOUS SPECTROPHOTOMETRIC DETERMINATION | ASCORBIC-ACID | COPPER(II)-NEOCUPROINE REAGENT | REDUCING SUGARS | NUTRITION & DIETETICS | PARTIAL LEAST-SQUARES | CHEMISTRY, APPLIED | Absorbance
Journal Article
Journal of Coordination Chemistry: In Honor of Rudi van Eldik's 65th Birthday, ISSN 0095-8972, 07/2010, Volume 63, Issue 14-16, pp. 2450 - 2460
Ni II GGH (GGH, glycylglycyl-L-histidine) reacts rapidly with S(IV), in air-saturated solution, to produce Ni III GGH. A mechanism is proposed where Ni III... 
Sulfite | Antioxidants | Nickel | Gly-Gly-His | DNA | RESVERATROL | MECHANISM | COPPER(II) | TETRAGLYCINE COMPLEXES | HYDROXYL | NI(II) | CHEMISTRY, INORGANIC & NUCLEAR | CO(II) IONS | CHROMIUM(III) | METAL-IONS
Journal Article
Universitas Scientiarum, ISSN 0122-7483, 01/2014, Volume 19, Issue 3, pp. 213 - 224
  Montrichardia linifera is commonly known in Brazil as "aninga." In November 2008 and August 2009, we collected plant samples and extracted leaves and stems... 
MULTIDISCIPLINARY SCIENCES
Journal Article
Analytical Methods, ISSN 1759-9660, 07/2011, Volume 3, Issue 7, pp. 1637 - 1642
A simple method was developed for spectrophotometric determination of some nonsteroidal anti-inflammatory drugs (meloxicam, piroxicam and tenoxicam) based on... 
SYSTEM | CHEMISTRY, ANALYTICAL | FOOD SCIENCE & TECHNOLOGY | SPECTROPHOTOMETRIC DETERMINATION | PIROXICAM | MELOXICAM | HUMAN SERUM | ELECTROCHEMICAL OXIDATION | PERFORMANCE LIQUID-CHROMATOGRAPHY | PHARMACEUTICAL FORMULATIONS | SPECTROSCOPY | FLOW-INJECTION ANALYSIS | MASS SPECTROMETRY
Journal Article
Advances in Biological Chemistry, ISSN 2162-2183, 2013, Volume 3, Issue 6, pp. 525 - 535
Journal Article
Talanta, ISSN 0039-9140, 1997, Volume 44, Issue 5, pp. 797 - 803
The evidences of spontaneous oxidation of Mn(II) by the dissolved oxygen in azide buffer medium, which is dependent on the N / /HN concentration, suggested a... 
Azide | Stability constants | Manganese | OXIDATION | K EA CHEMISTRY, ANALYTICAL | CHEMISTRY, ANALYTICAL | STABILITY | stability constants | manganese | azide | SULFITE
Journal Article
Talanta, ISSN 0039-9140, 1997, Volume 44, Issue 5, pp. 797 - 803
The evidences of spontaneous oxidation of Mn(II) by the dissolved oxygen in azide buffer medium, which is dependent on the N − 3 HN 3 concentration, suggested... 
Azide | Stability constants | Manganese
Journal Article
Realizaram-se estudos potenciom tricos, em combina o com medi es espectrofotom tricas, para caracterizar a esp cie de on mangan s obtida a partir de oxida o... 
Azoteto | Mangan s | Spectrophotometric studies | Azide | Constantes de equil brio | Espectrofotometria | Manganese
Dissertation
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