Siduron

Trade name(s) Tupersan

Manufacturer(s) PBI Gordon

Formulation(s) 50% wettable powder

Remarks Selective herbicide; controls annual grass in turf.

Water solubility 18 ppm

Storage conditions Stable under moderate conditions.

Acute toxicity LD50 - 7,500 mg/kg

Action in plant Apparently inhibits root growth.

Site of action Group 7: photosystem II inhibitor

Chemical family Substituted urea

Koc Average is 420 mL/g