KMID : 0380620100420060676
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Korean Journal of Food Science and Technology 2010 Volume.42 No. 6 p.676 ~ p.681
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Analysis of Melamine in Melamine-added Foods Using Mass Spectrometry-based Electronic Nose
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Hong Eun-Jeung
Noh Bong-Soo
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Abstract
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Melamine has been used to increase the protein contents of powdered foods by adding a nitrogen source. Samples were prepared by blending melamine with powdered products such as powdered milk and coffee whitener. Melamine was added at ratios of 100:0, 80:20, 50:50, 30:70, and 0:100 (w/w), respectively. A Mass Spectrometry-based Electronic Nose and DFA (discriminant function analysis) were used to determine the amount of melamine. The electronic nose results were completely separated by the mixing ratios of melamine.
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KEYWORD
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electronic nose, mass spectrometry, melamine, powdered milk, coffee whitener
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