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HPLC Determination of Total Tryptophan in Infant Formula and
Adult/Pediatric Nutritional Formula Following Enzymatic
Hydrolysis
Abbott Nutrition, Division of Abbott Laboratories
Page
7
J. FIGURES
FIGURE 1
Typical 5/50 Standard Chromatogram
TRP_SA - 2.486
5MDLT - 6.184
LU
0.00
1.00
2.00
3.00
4.00
5.00
6.00
7.00
8.00
9.00
10.00
11.00
12.00
13.00
Minutes
0.50
1.00
1.50
2.00
2.50
3.00
3.50
4.00
4.50
5.00
5.50
6.00
6.50
7.00
7.50
8.00
8.50
FIGURE 2
Typical Blank Chromatogram
TRP_SA - 2.489
5MDLT - 6.182
LU
0.00
0.50
1.00
1.50
2.00
2.50
3.00
3.50
4.00
4.50
5.00
5.50
6.00
6.50
7.00
7.50
8.00
8.50
Minutes
0.50
1.00
1.50
2.00
2.50
3.00
3.50
4.00
4.50
5.00
5.50
6.00
6.50
7.00
7.50
8.00
8.50
AMINO-02 (FEBRUARY 2017) - METHOD
FOR ERP USE ONLY
DO NOT DISTRIBUTE
17