Bromacil

Action/Use:

Herbicide

Use: A substituted uracil compound used preemergence or as a spot-treatment on brush. A nonselective soil-residual herbicide. For use in citrus and pineapple plantations and noncropland.

Identification

Common Name(s): Bromacil (ANSI, ISO, BSI, JMAF, WSSA)

Chemistry

Class: Uracil.

Properties: Crystalline solid. Melting point 158�-159� C. Moderately soluble in acetone, strong aqueous bases, acetonitrile, and ethyl alcohol; sparingly in hydrocarbons.

Mode of Action / Resistance Management

Chemical Group: Uracil

Mode of Action: Inhibition of photosynthesis at photosystem II

Action Group: HRAC Group C1; WSSA Group 5

Environmental Guidelines

Hazards: Fish: LC₅₀ 28 ppm (rainbow trout); 71 ppm (bluegill). Bee: Nontoxic

Soil Particle Adsorption: Bromacil can seep or leach through soil and can enter groundwater which may be used as drinking water. Procedures must be followed to minimize potential bromacil movement into groundwater

Water Solubility: 815 ppm at 25�C

Safety Guidelines

Signal Word: WARNING (Liquid), CAUTION (Dry)

Toxicity Class: II, III

Toxicity: (Rat): Oral LD₅₀ 5200 mg/kg

Handling/storage Cautions: Stable to 0°F, but water-soluble formulations become less soluble when exposed to air

Protective Clothing: Long-sleeved shirt and long pants. Waterproof gloves. Shoes plus socks.

Suppliers and Branded Products

Basic Producers:

Agro-Care Chemical Industry Group Limited

DuPont Crop Protection (Hyvar* X, Hyvar* XL)

Fertiagro Pte. Ltd. (Fervar*)