Environmental-friendly emamectin benzoate water-soluble powder and preparation method thereof

The invention provides novel environmental-friendly emamectin benzoate water-soluble powder. The environmental-friendly emamectin benzoate water-soluble powder contains the following ingredients in parts by weight: 1-7 parts of emamectin benzoate and 1-10 parts of action agent A; the environmental-friendly emamectin benzoate water-soluble powder can also contain the following ingredients in parts by weight: 1-6 parts of action agent B and/or other ingredients for enhancing and improving the performance of the preparation. The invention further provides a method for preparing the water-soluble powder. The water-soluble powder provided by the invention has good water solubility, and a solution, which is clarified and thermodynamically stable and does not contain any organic solvent, is obtained after water is added to the water-soluble powder, so that the water-soluble powder is obviously better than solid preparations, such as emamectin benzoate wettable powder and the like, in the prior art. Furthermore, the indoor insecticidal effect of the water-soluble powder provided by the invention is equivalent to that of emamectin benzoate emulsified oil with concentration which is the same as that of the water-soluble powder.