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					Concentration: 5% 
				
					 
					Common name: Matrine 
				
					Appearance: dark brown liquid.  
					  
					Solubility: Dissolve in ethanol, chloroform, toluene, benzene, acetone.  
					                  Dissolve in water, not easy in hot water. 
					  
					Stability: not stable in strong light, and adding antioxidant can prevent its oxidation. 
					 [2R-(2a,6aalpha,12aalpha)]-1,2,12,12a-tetrahydro-8,9-dimethoxy-2-(1-methylethyl)[I] benzopyranol [3,4-b] furo 12,3-h] [I]benzopyran-6(6aH)-one . 
					  
					Characteristic: 
					 High activity and broad spectrum, speedy degradation in enavironment and low residue and can be used in green foods.The function mechanism: Paralyse nerve center, contact poison first, then solidify albumen and stop up the air vent of insect body, finally make the insect die of suffocation; Suppress microsomal monooxygenase,; and reduce live rate and hinder growth of larva. 
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