See All ProductsDiuron

Action

Herbicide

Use

A substituted urea compound used preemergence to control emerging and young broadleaf and grass weeds as well as mosses. For use on alfalfa, asparagus, citrus, cotton, orchards, sugarcane, wheat, and vineyards.

Formulation

Flowable, granule, wettable powder.

Identification

Common Names

Diuron (ANSI, ISO, BSI, WSSA, CSA); DCMU (JMAF); Dichlorfenidim (USSR)

CAS Code

330-54-1

Other Code Number

SHA 035505

Chemistry

Composition

N'-(3,4-dichlorophenyl)-N,N-dimethylurea

Properties

White powder. Melting point 157°C. Vapor pressure 2.3 x 10-9 (20°C).

Mode of Action / Resistance Management

Chemical Group

urea

Mode of Action

inhibition of photosynthesis at photosystem II

Action Group

HRAC Group C2; WSSA Group 7

Environmental Guidelines

Hazard

Fish: LC50 (96 h) 3.5 mg/l (rainbow trout). Bird: LD50 >5000 mg/kg (mallard). Bee: Nontoxic

Water Solubility

42 ppm

Safety Guidelines

Signal Word

CAUTION

Toxicity Class

III

Toxicity

Tech. (Rat): Oral, Dermal LD50 3400 mg/kg. Causes eye irritation

Handling/Storage Caution

Stable at moderate temperatures

Protective Clothing

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

Emergency Guidelines

Flashpoint

Nonflammable

First Aid

Call a physician or Poison Control Center immediately. Eyes: flush with water for 15 minutes. Skin: wash with soap and water. Ingestion: get medical attention