Vitamin D in Dairy Products on Topsil Silica

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ColumnWelch Topsil® silica（4.6×250mm，5μm)
 Mobile Phase Cyclohexane: n-hexane: isopropanol =4:4:92
 Wavelength 264 nm
 Temperature35℃
 Flow Rate 1.0 mL/min
 Injection Volume 100 μL

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