Quinclorac

Action/Use:

Herbicide

Use: In transplanted, dry-seeded, water-seeded rice for control of Aeschynomene, Echinochloa, Ipomoea, Sesbania, etc. Postemergent in spring wheat for Setaria; turf for Digitaria sanguinalis, Trifolium, etc. Postemergent chem fallow application for control of Convolvulus arvensis.

Identification

Common Name(s): Quinclorac (BSI, ISO draft)

Chemistry

Formula: C₁₀H₅CL₂NO₂.

Properties: Colorless crystalline, faint odor. Solubility (Tech): In acetone and ethanol 0.2 g/100 g.

Mode of Action / Resistance Management

Chemical Group: quinoline carboxylic acid

Mode of Action: inhibition of cell wall (cellulose) synthesis. For monocots. See also HRAC Group O

Action Group: HRAC Group L; WSSA Group 26

Registration

Outside U.S.A.: Accord*: Canada. Fas-Nox*, Silis* in Argentina.

Environmental Guidelines

Hazards: Fish: LC₅₀ >100 mg/l (96 h) (trout). Bird: LD₅₀ >2000 mg/kg (quail). Bee: Nontoxic

Water Solubility: 62 ppm

Safety Guidelines

Signal Word: CAUTION

Toxicity Class: III

Toxicity: Facet* (Rat): Oral LD₅₀ 2610 mg/kg. Dermal LD₅₀ >2000 mg/kg

Handling/storage Cautions: Store under dry conditions

Spill Control/cleanup: Large liquid spillage should be dammed-off and pumped into containers; soak up remainder with absorbent material and dispose of in accordance with local regulations. Solid spillage should be picked up with an industrial vacuum cleaner and disposed of in accordance with local regulations

Product/waste Disposal: Dispose of by special means (suitable incineration, etc.) in accordance with local regulations

Protective Clothing: Long-sleeved shirt and long pants. Chemical-resistant gloves. Chemical-resistant footwear plus socks. Protective eyewear. Chemical-resistant apron when cleaning equipment, mixing, or loading.

Suppliers and Branded Products

Basic Producers:

Agro-Care Chemical Industry Group Limited

AgroDragon Co., Ltd. (Agroclorac*)

BASF Corporation (Accord*, Drive*, Drive* XLR8, Facet*, Facet* L, Paramount*)

CF International Co., Ltd.

Crystal Chemical Inter-America (Fas-Nox*)

FFC Limited

General Chemical Co., Ltd.

Hangzhou March Chemicals Co. Ltd.

Hualong Chemical Industry Co., Ltd.

Hubei Sanonda Co., Ltd. (Queen*)