We are offering neem oil.Azadirachtin a & b : more than 200 ppmnimbin : more than 500 ppmsalannin : more than 600 ppmcolor : dark brownodor : garlic, repulsivemoisture & insoluble impurities : 1 %refractive index : 1.4 to 1.48specific gravity : 0.9 to 0.94titer : 35.0 to 36.00iodine value : 65 to 80saponification value : 75 to 205unsaponifiable matter % by weight : 2 % by mass, maxf.f.a. % by weight : up to 15 %