A PROCESS FOR THE PREPARATION OF MOSQUITO LARVICIDAL FORMULATIONS BASED ON RABDOSIA MELISSOIDES INGREDIENTS

摘要

The invention relates to the preparation of Emulsifiable Concentrate formulation of the essential oil ofRabdosia metissoides Benth (Syn. Plectranthus melissoides Benth) or its chemical ingredients such as thymol, p. cymene or others employing a formulation solvent such as cyclohexanone, aromax, iomax, xylene, ceenine etc. and ionic or non-ionic or blends of ionic, non-ionic and ionic and non-ionic surfactants, and homogenising the product to obtain the final concentrate which is used for pest control after dilution in water to the required strength.