Effect of pH on the Removal of Iron and Copper from Wine with Ion Exchange Resins

CM Pato - American Journal of Enology and Viticulture, 1959 - Am Soc Enol Viticulture
RESULTS Six 1,000-ml samples of fhe wine were passed fhrough fhe column confaining 10
ml of Amberlife IR: 120 in fhe sodium form. The pH of samples A, B, C, and D was 3.22 3.0 B …

Iron stabilization with phytic acid in model wine and wine

BC Trela - American journal of enology and viticulture, 2010 - Am Soc Enol Viticulture
When present in high concentrations in wine and other beverages, polyvalent metal cations
such as iron may cause objectionable sensory and physicochemical properties including …

The iron content of grapes and wine

J Byrne, LG Saywell, WV Cruess - Industrial & Engineering …, 1937 - ACS Publications
IN ALL wine-making regions of the world wine often becomes hazy or cloudy owing to the
formation of a finely divided, colloidal precipitate caused by the presence in the wine of an …

Removal of iron, copper and manganese from white wines through ion exchange techniques: effects on their organoleptic characteristics and susceptibility to …

P Benı́tez, R Castro, CG Barroso - Analytica Chimica Acta, 2002 - Elsevier
Ion exchange techniques have been used to reduce the content of iron, copper and
manganese in white wines. Two exchanger resins have been compared, a chelating resin …

Ion exchange develops as a process in the wine industry

FX Mcgarvey, RW Percival… - American Journal of …, 1958 - Am Soc Enol Viticulture
INTRODUCTION ried out in conjunction with a number of wineries. Several different wines
were Ion exchange has become a new term in studied, and in each case the data clearly the …

Fe (II): Fe (III) ratio and redox status of white wines

JC Danilewicz - American Journal of Enology and …, 2016 - Am Soc Enol Viticulture
Iron plays a key role in wine oxidation. Polyphenols that contain catechol systems are the
main reductants, and it has been proposed that the oxidation of these substances is …

Determination of soluble iron in filter aids

RI Tenney, WJ Duensing - Journal of the American Society of …, 1976 - Taylor & Francis
Collaborative studies by the ASBC Subcommittee on Determination of Soluble Iron in Filter
Aids have demonstrated that beers vary in their ability either to extract iron or to release it for …

Selective removal of iron from grape juice using an iron (III) chelating resin

M Feng, J Mei, S Hu, S Janney, J Carruthers… - Separation and …, 1997 - Elsevier
This work reports the results of iron removal from grape juice with an iron (III) chelating resin
in both batch separation and column separation processes. The separation experiments …

Clarification of wine

LG Saywell - Industrial & Engineering Chemistry, 1934 - ACS Publications
THE clouding of wine is a problem important to the wine industries of Europe, Australia, and
the United States. In general, the causative factors may be similar, but the composition of the …

Prevention of copper and iron turbidities in wine

M Joslyn, A Lukton - Hilgardia, 1953 - hilgardia.ucanr.edu
A search was conducted for a satisfactory substitute for potassium ferrocyanide in removing
copper from wine to prevent formation of copper casse, at present the most important …