Honey Adulterated with Glucose Syrup: Rheological Modeling

Honey's reputation for its various both nutritional and medicinal benefits and pleasant taste ensures a sustained high demand for the product all over the world. However, honey supply is quite limited and seldom meets the demand, and consequently the product commands a relatively high price and...

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Main Author: Anidiobu Vincent O.
Format: Article
Language:English
Published: Sciendo 2021-12-01
Series:Journal of Apicultural Science
Subjects:
Online Access:https://doi.org/10.2478/jas-2021-0026
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author Anidiobu Vincent O.
author_facet Anidiobu Vincent O.
author_sort Anidiobu Vincent O.
collection DOAJ
description Honey's reputation for its various both nutritional and medicinal benefits and pleasant taste ensures a sustained high demand for the product all over the world. However, honey supply is quite limited and seldom meets the demand, and consequently the product commands a relatively high price and is exposed to adulteration and imitation. Honey was adulterated with glucose syrup weight of 10%, 50%, 70% and 90%, and each sample was analysed. Pure honey at ambient temperatures exhibits peculiar non-Newtonian rheological behaviour. Adulteration with glucose syrup (a Newtonian fluid) drags its viscosity towards Newtonian flow behaviour. Malcolm Cross and Ostwald-de Waele Power-Law models were used to fit the rheological data, and the former fitted better than the latter. The behaviour indices in both models increased with increasing adulteration of honey with glucose syrup. Chromatographic characterizations of honey which provides an acceptable measure of honey quality corroborated the conclusions derived from the rheological characterization of this study.
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spelling doaj.art-97affe67e5f845afa38b7e7cdd3383ef2022-12-21T21:28:38ZengSciendoJournal of Apicultural Science2299-48312021-12-0165221722710.2478/jas-2021-0026Honey Adulterated with Glucose Syrup: Rheological ModelingAnidiobu Vincent O.0Federal Polytechnic Ado-Ekiti,NigeriaHoney's reputation for its various both nutritional and medicinal benefits and pleasant taste ensures a sustained high demand for the product all over the world. However, honey supply is quite limited and seldom meets the demand, and consequently the product commands a relatively high price and is exposed to adulteration and imitation. Honey was adulterated with glucose syrup weight of 10%, 50%, 70% and 90%, and each sample was analysed. Pure honey at ambient temperatures exhibits peculiar non-Newtonian rheological behaviour. Adulteration with glucose syrup (a Newtonian fluid) drags its viscosity towards Newtonian flow behaviour. Malcolm Cross and Ostwald-de Waele Power-Law models were used to fit the rheological data, and the former fitted better than the latter. The behaviour indices in both models increased with increasing adulteration of honey with glucose syrup. Chromatographic characterizations of honey which provides an acceptable measure of honey quality corroborated the conclusions derived from the rheological characterization of this study.https://doi.org/10.2478/jas-2021-0026glucose syrup adulterationhyroxymethylfurfuralmalcolm cross modelnigerian honeyoswald-de waele power-law model
spellingShingle Anidiobu Vincent O.
Honey Adulterated with Glucose Syrup: Rheological Modeling
Journal of Apicultural Science
glucose syrup adulteration
hyroxymethylfurfural
malcolm cross model
nigerian honey
oswald-de waele power-law model
title Honey Adulterated with Glucose Syrup: Rheological Modeling
title_full Honey Adulterated with Glucose Syrup: Rheological Modeling
title_fullStr Honey Adulterated with Glucose Syrup: Rheological Modeling
title_full_unstemmed Honey Adulterated with Glucose Syrup: Rheological Modeling
title_short Honey Adulterated with Glucose Syrup: Rheological Modeling
title_sort honey adulterated with glucose syrup rheological modeling
topic glucose syrup adulteration
hyroxymethylfurfural
malcolm cross model
nigerian honey
oswald-de waele power-law model
url https://doi.org/10.2478/jas-2021-0026
work_keys_str_mv AT anidiobuvincento honeyadulteratedwithglucosesyruprheologicalmodeling