Raw materials: pyrethrum flower
Physical and chemical features: it is easy to dissolve in ethanol, methanol, petroleum ether, carbon tetrachloride, dichloromethane, nitryl, methane and other organic solvents.
Active ingredients: pyrethrin ?&?
If you are interesting, please feel free to contact me, jwj2008 at 126 dot com.
Thanks,
Jane jiang,
Beijing kingbo biotech co., ltd