Phenols (2)

Phenols were analyzed using RSpak DE-413 (a column for reversed phase chromatography).



Sample : 5micro-L

No.		UV(220nm)	Fluorescence(Ex.225nm Em.300nm)
1.	Phenol	0.5ppm	50ppm
2.	4-tert-Butylphenol	1ppm	100ppm
3.	.4-Octylphenol	1ppm	100ppm
4.	Nonylphenol	1ppm	100ppm

Column       : Shodex RSpak DE-413 (4.6mmID*150mm)
Eluent       : CH3CN/H2O=70/30
Flow rate    : 1.0mL/min
Detector     : UV(220nm), Fluorescence(Ex. 225nm, Em. 300nm)
Column temp. : 40deg-C