Sample: 10 µl, 10 ppm each
3. p-Hyroxybenzoic acid propyl
Eluent: ACN/H2O=50/50
Flow rate: 1.0 mL/min
Column temp.: 30 °C
Detector: UV (254 nm)
3. p-Hyroxybenzoic acid propyl
Eluent: ACN/H2O=50/50
Flow rate: 1.0 mL/min
Column temp.: 30 °C
Detector: UV (254 nm)