Chemical name: 5-[2-chloro-4-(trifluoromethyl)phenoxy]-N-(methylsulfonyl)-2-nitrobenzamide Cas No.:72178-02- This product is selective herbicide, used for soybean stem,leaf spraying after shoot. Can be absorbed by stem, leaf and root, destroy its photosynthesis, the leaf etiolated or has withered spots, withered death rapidly.