Analysis of Phthalic acid dialkylester DATA NO. H27

Conditions Column : Inertsil C8-3 ( 5m , 1504.6mmI.D.) Flow rate : 1mL/min Eluent : A, H2O : B, Acetonitrile Gradient : (A/B) 25/75 -5min- 25/75 -10min- 0/100 Oven Temp. : 40 Detector : UV 254nm Samples : Phthalic acid diethylester (1L/mL) : Phthalic acid di-(isopropyl)ester (1L/mL) : Phthalic acid di-(n-butyl)ester (1L/mL) : Phthalic acid di-(iso-butyl)ester (1L/mL) : Phthalic acid dicyclohexylester (0.5mg/mL) : Phthalic acid di-(n-heptyl)ester (1L/mL) : Phthalic acid di-(2-ethylhexyl)ester (1L/mL) : Phthalic acid di(n-decyl)ester (1L/mL) : Phthalic acid di(n-dodecyl)ester (1L/mL)