10 Kinds of Reference Substances-Dimethyl Phthalate in Cosmetics on Ultisil LP C18

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Solution of mixed standards

ColumnWelch Ultisil® LP-C18(4.6×300mm,5μm)
Wavelength280 nm
Temperature35℃
Flow Rate1.0 mL/min
Injection Volume5 μL

Mobile Phase

TimeMethanol(%)Water(%)
07525
127525
151000
221000
237525
257525
307525

If you have any problem or require further information, please contact info@welchmat.com.


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