Research Article

A New HPLC-ELSD Method for Simultaneous Determination of N-Acetylglucosamine and N-Acetylgalactosamine in Dairy Foods

Figure 2

HPLC-ELSD chromatograms of undiluted samples of (a) infant formula, (b) yogurt, (c) raw milk, and (d) UHT milk. Experimental conditions as in Section 2.3 (1: GlcNAc, 2: GalNAc, 3: fructose, 4: sucrose, and 5: lactose).
(a)
(b)
(c)
(d)