Penosxulam

Trade name(s) Sapphire

Manufacturer(s) Corteva

Formulation(s) 0.31 lb ai/gal soluble concentrate

Remarks Postemergence control of certain annual and perennial broadleaf weeds in certain established turfgrasses.

Water solubility 5.7 ppm at pH5, 410 ppm at pH 7 and 1,460 ppm at pH 9

Storage conditions Store in a cool dry area

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

Action in plant Inhibits the plant enzyme acetolactate synthase.

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

Chemical family Triazolopyrimidine

Koc 104 mL/g