Name and Structure

common name: Fluroxypyr

Chemical name:4-amino-dichloro-6-fluoro-pyridyl-2-oxyacetic acid

molecular formula: C₇H₅O₃N₂FCl₂

molecular weight: 255

Physical and Chemical Properties

Description:pure is a white crystalline solid;technical is a white crystalline solid with the smell of soap.
Melting point:Pure 232-233¡ãC,technical(1-methylheptylester)56-57¡ãC
Boiling point:Not available.
Vapor pressure:Pure 9.42*10-7 mmHg at 25¡ãC,technical 1.05*10^-4 mmHg at 25¡ãC.
Stability:Two years at room tempterature.
Water 91 mg/ml at 20¡ãC Water 0.9mg/ml at 27.7¡ãC
Organic solvents g/L Organic solvents(%)
Acetone 41.6 acetone over 4
Chloroform and dichloromethane over 50
Distribution coefficient in n-octyl alcohol and water:Pure 55:1,technical 6140:1.

Acute toxicity

Oral LD₅₀ rat 2405mg/kg;Dermal LD₅₀ rabbit;4-h Inhal.LC₅₀ rat over 296mg/m³.

Use

This herbicide is effective to control the broadleaf weed for wheat,barley,Corn,grape,orchard,pasture,wood and lawn etc.,such as Ggallium aparine L.var.tenerum,Polygonum convolvulus L.,Portulaca oleracea L.,Solanum nigrum L.,Stellaria media(L.)Cyr.,Convolvulus arvensis L.,Polygonum barbatum L.,Amaranthus albus L.,It's invalid to control the weed of the grass family.

Technical material and formulation

95% technical grade and 20% emulsifiable concentrate(E.C).

Package: 25KG/bag