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Sedere

Vitamin D2

ColumnKromasil ODS, 5 µm
(250 x 4.6 mm)
EluentA : 0.2% TFA (aqueous)
B : CH3CN with 0.05% TFA
C : Acetone
Flow Rate1 ml/min
Injected Volume20 µl
Peaks1. 18:3, 14 ppm
2. Vitamin A, 80 ppm (all-trans retinol)
3. 18:2, 42 ppm
4. 18:1, 56 ppm
5. 16:0, 98 ppm
6. 18:0, 70 ppm
7. Vitamin D2, 92 ppm (ergocalciferol)
8. Vitamin E1, 42 ppm (α-tocopherol)
9. Vitamin K1, 76 ppm
10. β-Carotene, 50 ppm
Chemical class: Technique: