Dithiopyr

Trade name(s) Dimension EC, Dimension EW, Dimension Ultra 40 WP, Lifeguard

Manufacturer(s) Corteva

Formulation(s) 1 and 2 lb/gal emulsifiable concentrate and 40% wettable powder

Remarks Selective control of many annual grasses and certain annual broadleaf weeds in established cool- and warm-season turfgrasses in lawns and ornamental turf.

Water solubility 0.7 ppm

Storage conditions Store above 32°F.

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

Action in plant Interferes with cell division.

Site of action Group 3: microtubule assembly inhibitor

Chemical family Pyridine

Koc Average is 1,638 mL/g