⬇ PDF Download

Chromatogram

Method Parameters

Mobile PhaseMeCN/H2O – 60/40%
BufferH3PO4 – 0.5%
Flow Rate0.5 ml/min
DetectionUV 275nm
Class of CompoundsAcid
Analyzing Compounds3-Nitrophthalic and 4-Nitrophthalic Acids

HPLC Column Used

Newcrom BH, 3.2×50 mm, 3 µm, 100A