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Phenylenediamines (JJ-50)

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Isomers of Phenylenediamine analyzed using RSpak JJ-50 4D (a mutimode column) is shown.


Sample : 100ppm each, 20μL
1. p-Phenylenediamine
2. m-Phenylenediamine
3. o-Phenylenediamine
Column       : Shodex RSpak JJ-50 4D (4.6mmI.D. x 150mm)
Eluent       : 25mM CH3COONH4 buffer(pH9.2)/CH3CN=70/30
Flow rate    : 0.4mL/min
Detector     : UV(254nm)
Column temp. : 30°C