Figure 2

Effect of different factors on total triterpenoid yield from Sanghuangporus sanghuang. (a) ethanol concentration, (b) solid–liquid ratio, (c) ultrasonic time, (d) ultrasonic temperature.

Effect of different factors on total triterpenoid yield from Sanghuangporus sanghuang. (a) ethanol concentration, (b) solid–liquid ratio, (c) ultrasonic time, (d) ultrasonic temperature.