Objective: According to different manifestation and formation mechanism of eye haustra , various therapy methods were chosen to achieve satisfactory effects.
Humic acid is a kind of organic matter with high molecular quantity and satisfactory biological activity, and there are abundant humic acid in airslake-coal.
The electrode showed wide linear response range, low detection limit, satisfactory average recovery for Berenil Xyalzole, Levamisole and Berberine.The electrode gives good other characteristic.