The influence of different ultrafiltration set-ups on the mineral partitioning between skim milk streams

Yuan Jiang, Valentin Rauh, Søren K. Lillevang, Leif H. Skibsted, Frank Lipnizki, Giovanni Barone*, Lilia Ahrné*

*Corresponding author for this work

Research output: Contribution to journalJournal articleResearchpeer-review

1 Citation (Scopus)
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Abstract

In this study, the partitioning of minerals in ultrafiltration (UF) streams of skim milk using cross-flow (CF-UF) and dead-end (DE-UF) was investigated using 50 kDa membrane at different temperatures (5, 10, 25, 35, 55°C). CF-UF showed higher protein retention (6.02–10.9%) compared with DE-UF (3.44–4.70%), along with more retention of calcium, with values ranging from 29.8 to 41.5 and 57.8 to 112 mM for DE-UF and CF-UF, respectively. Ionic calcium in permeates varied less for CF-UF (2.48–1.18 mM) than for DE-UF (3.11–0.98 mM). The insights provided in this study can be exploited to tailor adjustments of minerals in milk streams using UF.

Original languageEnglish
JournalInternational Journal of Dairy Technology
Volume77
Issue number3
Pages (from-to)884 - 892
ISSN1364-727X
DOIs
Publication statusPublished - 2024

Bibliographical note

Publisher Copyright:
© 2024 The Authors. International Journal of Dairy Technology published by John Wiley & Sons Ltd on behalf of Society of Dairy Technology.

Keywords

  • Calcium
  • Minerals
  • Temperature
  • Ultrafiltration

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