Increasing calcium solubility from whey mineral residues by combining gluconate and δ-gluconolactone

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt

Standard

Increasing calcium solubility from whey mineral residues by combining gluconate and δ-gluconolactone. / de Zawadzki, Andressa; Skibsted, Leif H.

I: International Dairy Journal, Bind 99, 104538, 2019.

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt

Harvard

de Zawadzki, A & Skibsted, LH 2019, 'Increasing calcium solubility from whey mineral residues by combining gluconate and δ-gluconolactone', International Dairy Journal, bind 99, 104538. https://doi.org/10.1016/j.idairyj.2019.104538

APA

de Zawadzki, A., & Skibsted, L. H. (2019). Increasing calcium solubility from whey mineral residues by combining gluconate and δ-gluconolactone. International Dairy Journal, 99, [104538]. https://doi.org/10.1016/j.idairyj.2019.104538

Vancouver

de Zawadzki A, Skibsted LH. Increasing calcium solubility from whey mineral residues by combining gluconate and δ-gluconolactone. International Dairy Journal. 2019;99. 104538. https://doi.org/10.1016/j.idairyj.2019.104538

Author

de Zawadzki, Andressa ; Skibsted, Leif H. / Increasing calcium solubility from whey mineral residues by combining gluconate and δ-gluconolactone. I: International Dairy Journal. 2019 ; Bind 99.

Bibtex

@article{a512148c89dc4b18b8184ea062ad89dd,
title = "Increasing calcium solubility from whey mineral residues by combining gluconate and δ-gluconolactone",
abstract = "Insoluble milk mineral residues from whey processing, dominated by hydroxyapatite and calcium hydrogen phosphate, dissolved isothermally in aqueous gluconate/δ-gluconolactone, spontaneously forming solutions supersaturated in both calcium hydrogen phosphate and calcium gluconate. Calcium concentration of maximally supersaturated solutions was proportional to gluconate concentration, indicating gluconate assisted dissolution, while gluconolactone increased calcium available for dissolution and supersaturation. Precipitation of calcium gluconate, rather than of calcium hydrogen phosphate, was critical for supersaturation robustness. For calcium gluconate ionic product:solubility product of calcium gluconate ratios <12, the supersaturated solutions had a lag phase for precipitation of several weeks, which increased to several months by addition of solid calcium saccharate prior to dissolution of the mineral residues. Such supersaturated solutions with up to 7 g calcium L−1, corresponding to a factor of supersaturation of >100 times compared with equilibrium calcium hydrogen phosphate solubility, may be exploited for increasing calcium availability of whey mineral based functional foods.",
author = "{de Zawadzki}, Andressa and Skibsted, {Leif H.}",
year = "2019",
doi = "10.1016/j.idairyj.2019.104538",
language = "English",
volume = "99",
journal = "International Dairy Journal",
issn = "0958-6946",
publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - Increasing calcium solubility from whey mineral residues by combining gluconate and δ-gluconolactone

AU - de Zawadzki, Andressa

AU - Skibsted, Leif H.

PY - 2019

Y1 - 2019

N2 - Insoluble milk mineral residues from whey processing, dominated by hydroxyapatite and calcium hydrogen phosphate, dissolved isothermally in aqueous gluconate/δ-gluconolactone, spontaneously forming solutions supersaturated in both calcium hydrogen phosphate and calcium gluconate. Calcium concentration of maximally supersaturated solutions was proportional to gluconate concentration, indicating gluconate assisted dissolution, while gluconolactone increased calcium available for dissolution and supersaturation. Precipitation of calcium gluconate, rather than of calcium hydrogen phosphate, was critical for supersaturation robustness. For calcium gluconate ionic product:solubility product of calcium gluconate ratios <12, the supersaturated solutions had a lag phase for precipitation of several weeks, which increased to several months by addition of solid calcium saccharate prior to dissolution of the mineral residues. Such supersaturated solutions with up to 7 g calcium L−1, corresponding to a factor of supersaturation of >100 times compared with equilibrium calcium hydrogen phosphate solubility, may be exploited for increasing calcium availability of whey mineral based functional foods.

AB - Insoluble milk mineral residues from whey processing, dominated by hydroxyapatite and calcium hydrogen phosphate, dissolved isothermally in aqueous gluconate/δ-gluconolactone, spontaneously forming solutions supersaturated in both calcium hydrogen phosphate and calcium gluconate. Calcium concentration of maximally supersaturated solutions was proportional to gluconate concentration, indicating gluconate assisted dissolution, while gluconolactone increased calcium available for dissolution and supersaturation. Precipitation of calcium gluconate, rather than of calcium hydrogen phosphate, was critical for supersaturation robustness. For calcium gluconate ionic product:solubility product of calcium gluconate ratios <12, the supersaturated solutions had a lag phase for precipitation of several weeks, which increased to several months by addition of solid calcium saccharate prior to dissolution of the mineral residues. Such supersaturated solutions with up to 7 g calcium L−1, corresponding to a factor of supersaturation of >100 times compared with equilibrium calcium hydrogen phosphate solubility, may be exploited for increasing calcium availability of whey mineral based functional foods.

U2 - 10.1016/j.idairyj.2019.104538

DO - 10.1016/j.idairyj.2019.104538

M3 - Journal article

AN - SCOPUS:85071287015

VL - 99

JO - International Dairy Journal

JF - International Dairy Journal

SN - 0958-6946

M1 - 104538

ER -

ID: 228365368