Aijiren HPLC System (Aijiren Technologies) including: Quaternary HPLC Pump (flow range: from 0.05 to 5 mL/min at 600 bar) ALS Autosampler (holds 100 samples) G1316A TCC (thermostatted column compartment) DAD (Diode Array Detector) (range: 190nm to 640nm) DATA SYSTEM: ChemStation LC/MSD C.01