To test the effectiveness of antioxidants in a radical initiated oxidation reaction of oil-in-water emulsions, ascorbic acid was used as the hydrophilic antioxidant, while ascorbyl palmitate and vitamin E were added in the oil phase.
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Role of emulsifier layer, antioxidants and radical initiators in the ...
In o/w emulsions, oil is dispersed in a continuous water phase, while in w/o emulsions, water droplets are dispersed in oil. The result of an emulsion of oil and water mix is depended on the volume fraction of both phases and the kind of emulsifier utilized.Apr 24, 2018
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Oil-in-Water and Water-in-Oil Emulsions: What's the Difference?
Dilution test. On adding water to an o/w emulsion, it will still remain stable as water is the dispersion medium, but on adding oil it will get destabilized as oil & water are immiscible. ...
Conductivity test. ...
Dye test.
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Meaning, Types of Emulsion, Properties, Examples - Byjus
Water-in-oil-in-water type multiple emulsions (w/o/w emulsions) are three-phase systems in which oil droplets containing an internal aqueous phase are dispersed in an external aqueous phase [1], [2], [3].Dec 6, 2000
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Preparation and evaluation of w/o/w type emulsions containing ...
Introduction. Lipid oxidation is an important quality issue in lipid-containing food, e.g., emulsions, due to the development of undesirable rancid off-flavors. To maintain quality of the products, antioxidants can be used to retard lipid oxidation.
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The use of antioxidants in the preservation of food emulsion ...