Product name | Atrazine | ||||||
Specification | 97%TC, 500g/L SC | ||||||
Toxicology | Oral: Acute oral LD50 for rats 1869-3090 mg tech./kg, mice >1332-3992 mg/kg. | ||||||
Skin and eye: Acute percutaneous LD50 for rats >3100 mg/kg. Mild skin irritant; non-irritating to eyes (rabbits). Skin sensitiser in guinea pigs, but not in humans. | |||||||
Inhalation: LC50 (4 h) for rats >5.8 mg/l air. | |||||||
NOEL: (2 y) for rats 10 mg/kg diet (0.5 mg/kg daily), for dogs 150 mg/kg diet (3.75 mg/kg daily), for mice 10 mg/kg diet (1.4 mg/kg daily). | |||||||
ADI: 0.005 mg/kg b.w. | |||||||
Water GV: 2 mg/l (TDI 0.5 mg/kg b.w.). | |||||||
Toxicity class: WHO (a.i.) U; EPA (formulation) III | |||||||
Application | Mode of action: Selective systemic herbicide, absorbed principally through the roots, but also through the foliage, with translocation acropetally in the xylem and accumulation in the apical meristems and leaves. | ||||||
Uses: Pre- and post-emergence control of annual broad-leaved weeds and annual grasses in maize, sorghum, sugar cane, pineapples, chemical fallow, grassland, macadamia nuts, conifers, industrial weed control. In Europe, use is concentrated in maize and sorghum at £1.5 kg/ha. Used also in combinations with many other herbicides. | |||||||
Phytotoxicity: Phytotoxic to many crops, including most vegetables, potatoes, soya beans, and peanuts. | |||||||