Overview | herbicides are used to poison and destroy weeds in farmland or green plants growing in non-farmland, and a class of pesticides for human and animal safety. According to the nature of the action on plants, the herbicides and selective herbicides are classified; According to the mode of action, the contact type herbicide and the internal absorption type herbicide are classified; According to the chemical structure of the active ingredient, the inorganic herbicide,, phenoxy carboxylic acids, diphenyl ethers, amides, triazobenzene, substituted ureas, Benzoic acids, dinitrophenylamines, carbamates, organophosphates, sulfonylureas, heterocyclic herbicides, etc. brompyrazon, molecular formula C10H8BrN3O, herbicide. Pesticide Analysis standards. |