Trade name(s) GR1, GR2, PowerFlex, PowerFlex HL, TeamMate

Manufacturer(s) Corteva, FMC

Formulation(s) 7.5%, 13%, 21.5% water soluble granules

Remarks Postemergent annual grass and broadleaf herbicide for weed control in cereals

Water solubility 16.4 ppm at pH 4; 3,200 ppm at pH 7; 13,700 ppm at pH 9

Storage conditions Dry, well ventilated area

Acute toxicity LD50 - greater than 2,000 mg/kg

Action in plant Interferes with an enzyme, resulting in inhibiting cell division

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

Chemical family Triazolopyrimidine sulfonamide