农药，主要用来防治棉花和果树的蚜虫和红蜘蛛等刺吸口器害虫，或用涂茎法防治高粱蚜虫。Formerly used as an insecticide; Farming (Pesticides) [Category: Industry] Insecticide /Former/ Isosystox is an ingredient in the insecticide demeton which is composed of demeton-S (isosystox) and demeton-O in an isomeric ratio of 35:65. /Former/ /DEMETON IS/ ISOMERIC MIXTURE CONSISTING OF DEMETON-O & DEMETON-S (O,O-DIETHYL O(AND S)-ETHYLMERCAPTOETHYL THIOPHOSPHATES). ANOTHER NAME FOR DEMETON-S IS ISOSYSTOX.
