Figure 7From: Ultrasound-assisted lipase-catalyzed synthesis of D-isoascorbyl palmitate: process optimization and Kinetic evaluation Ultrasound equipment: (1) water-bath; (2) reactor; (3) ultrasonic transducer; (4) power button; (5) water outlet; (6) temperature control panel; (7) ultrasonic timer control panel; (8) water level control panel; (9) ultrasonic output power button. Back to article page