Trade name(s) Aptexor, Method

Manufacturer(s) Bayer, DuPont

Formulation(s) 10%, 25% and 50% SG

Remarks Highly active on most broadleaf weeds and brush. Some conifers are very sensitive to this, including ponderosa pine.

Water solubility 3,100 to 3,800 ppm (pH 4 to 9, respectively)

Storage conditions Store in a cool, dry place

Acute toxicity Dermal and oral LD50 > 5,000 mg/kg

Action in plant Mimics natural plant hormones.

Site of action Group 4: synthetic auxin

Chemical family pyrimidine carboxylic acid

Koc Average is 24 mL/g