Green Analytical Method for Simultaneous Determination of Glucosamine and Calcium in Dietary Supplements by Capillary Electrophoresis with Capacitively Coupled Contactless Conductivity Detection

Figure 6

Representative CE-C⁴D electropherograms of (a) different supplement samples (Table 1). (b) Specific peaks evaluated by blank, standard, sample, and standard addition sample. BGE conditions: 10 mM Tris/Ace electrolyte solution, of 5.0, separation voltage of +20 kV, sample injection time of 30 s, sample injection height of 25 cm.

(a)

(b)