Nicosulfuron

Trade name(s) Accent

Manufacturer(s) Corteva

Formulation(s) 75% water-dispersible granules

Remarks A selective postemergence herbicide used at low rates in corn to control certain grass and broadleaf weeds. Carefully consider crop rotation plans prior to using.

Water solubility 360 ppm at pH 5.01; 39,200 ppm at pH 8.8

Storage conditions Stable.

Acute toxicity LD50 - greater than 5,000 mg/kg

Action in plant Interferes with plant enzyme acetolactate synthase, quickly stopping cell division.

Site of action Group 2: acetolactate synthase (ALS) inhibitor

Chemical family Sulfonylurea

Koc Average is 30 mL/g at pH 6.5