... '-ethyl-1,3,5-triazine-2,4-diamine PHYSICAL CHEMISTRYComposition: Tech. is 97 % pure.Mol. wt.: 229.7; M.f.: C9H16ClN5Form ... spp.: No effects on bacterial respiration and nitrification in range 10.9-109 mg/kg soil.ENVIRONMENTAL FATEAnimals: In mammals, following ... cleavage. DT50 30-60 d in biologically active soil. Terbuthylazine (Tech.97 % pure) herbicide