Asulam

Trade name(s) Asulox, Asulox XP

Manufacturer(s) United Phosphorus, Inc.

Formulation(s) 3.12 and 3.34 lb/gal soluble concentrate

Remarks A carbamate to control actively growing grasses and certain broadleaf weeds. Effective on Johnsongrass, field horsetail, bracken fern, tansy ragwort, dock, and red sorrel.

Water solubility 20,000 ppm

Storage conditions Store above 20°F. If frozen, warm to 70°F and agitate.

Acute toxicity LD50 - 8,000 mg/kg

Action in plant Inhibits mitosis.

Site of action Group 18: inhibits DHP synthase step

Chemical family Carbamate

Koc Average is 40 mL/g for the acid; ranges from 60 to 120 mL/g across the different soils for the Na salt