... , condensation reaction, nitration, sulfonation reaction, catalytic hydrogenation reduction and chemical reduction,and have the capacity of equipment: -78°C+150° ... chromatography, gas chromatography, HPLC, metrohm Moisture device and centrifuge. And the R & D Center are also well equipped ... reaction kettle, 1-20L high pressure reaction kettle and 1-20L double-layer glass reaction kettle, etc. ...