Fluroxypyr [1-(4-amino-3,5-dichloro-6-fluoro-2-pyridyloxy)acetic acid] represents one of the most critical synthetic auxin herbicides globally, recognized for its selective post-emergence activity against tough broadleaf weeds in cereal production, pastures, and orchard crops.
Key Takeaway for B2B Procurement Directors: The global demand for Fluroxypyr meptyl ester is undergoing a paradigm shift driven by the escalation of ALS and glyphosate-resistant weed biotypes, such as Kochia scoparia and Galium aparine. Modern agrochemical procurement requires direct manufacturer integration to guarantee raw material purity, stable synthesis of pyridine precursors, and strict compliance with FAO/WHO standards.
Understanding the molecular genetics and biochemical mechanism of Fluroxypyr for maximum weed suppression and target crop safety.
Fluroxypyr is rapidly absorbed by foliage and stems, translocating systemically throughout the plant phloem and xylem. It mimics endogenous indole-3-acetic acid (IAA), triggering uncontrollable cell division, vascular disruption, leaf epinasty, stem twisting, and ultimate necrosis of target broadleaf species without harming monocot crops.
The ester form (Fluroxypyr-meptyl) serves as the primary commercial technical material due to its enhanced lipophilic properties. Upon leaf surface penetration, endogenous esterase enzymes rapidly hydrolyze the ester into the biologically active free acid, ensuring rapid rainfastness within 1 hour of application.
As a Group 4 (HRAC) / Group O (WSSA) herbicide, Fluroxypyr is an essential rotational chemical to prevent and manage resistance against ALS-inhibitors (Group 2), EPSPS inhibitors (Glyphosate), and triazines (Group 5), maintaining agronomic yield stability in intensive rotation systems.
| Chemical Parameter | Fluroxypyr Technical (TC) | Fluroxypyr 200g/L EC | Fluroxypyr 450g/L EC |
|---|---|---|---|
| CAS Registry Number | 69377-81-7 (Acid) / 81406-37-3 (Meptyl) | Formulated Blend | High-Density Blend |
| Active Ingredient Content | ≥ 97.0% Min | 200 g/L (w/v) | 450 g/L (w/v) |
| Appearance | Off-white to pale yellow powder | Clear light amber liquid | Dark amber homogeneous liquid |
| Water Content / Moisture | ≤ 0.5% Max | ≤ 0.4% Max | ≤ 0.3% Max |
| Emulsification Stability | N/A | Passes CIPAC MT 36.3 | Passes CIPAC MT 36.3 |
| Persistent Foaming | N/A | < 15 mL after 1 min | < 10 mL after 1 min |
How China’s integrated chemical industrial clusters drive cost optimization, supply resilience, and strict environmental compliance for global B2B buyers.
China’s chemical infrastructure synthesizes key pyridine derivatives (such as 2,3,5,6-tetrachloropyridine) domestically. Vertical integration minimizes exposure to raw material price volatility, enabling wholesale suppliers to maintain stable long-term pricing for international distributors.
Modern chemical facilities in Hebei and regional chemical parks utilize continuous-flow catalytic fluorination and etherification reactors. Automated DCS control systems guarantee batch-to-batch consistency and high purity yields above 97.5% TC.
Top-tier Chinese manufacturers operate under ISO 14001 EHS management systems with advanced MVR evaporation and catalytic oxidation wastewater treatment. This guarantees continuous production compliance without seasonal environmental shutdowns.
Tailored weed control solutions across broadacre cereals, pastureland, orchards, and professional turf management.
Target Weeds: Galium aparine (Cleavers), Stellaria media (Chickweed), Polygonum convolvulus.
Provides unmatched efficacy on broadleaf weeds even under cold spring temperatures. Excellent tank-mix compatibility with Clopyralid, Florasulam, and MCPA.
Target Weeds: Convolvulus arvensis (Field Bindweed), Solanum nigrum (Black Nightshade).
Safe selective post-emergence treatment. Protects maize plants from competition during critical early growth stages (V3-V6 stage).
Target Weeds: Rumex spp. (Docks), Urtica dioica (Nettle), Woody Brush.
Eliminates deep-rooted perennial broadleaf species while remaining completely safe to established forage grasses, enhancing grazing quality.
Target Weeds: Taraxacum officinale (Dandelion), Trifolium spp. (Clover).
Ideal for directed post-emergence spray in pome fruit and citrus orchards, as well as sports turf maintenance without turfgrass injury.
Rates vary depending on weed spectrum, weed size, and environmental moisture conditions. Always follow local regulatory labels.
| Crop Category | Target Spectrum | Formulation Rate (200g/L EC) | Optimal Application Timing |
|---|---|---|---|
| Winter & Spring Wheat | Cleavers, Chickweed, Hemp-nettle | 0.75 - 1.0 L/ha | 2-leaf stage to flag leaf fully unrolled |
| Field Corn / Maize | Field Bindweed, Morning Glory | 0.80 - 1.2 L/ha | 3 to 6-leaf stage of corn crop |
| Pastures & Range | Broadleaf Docks, Thistles, Nettles | 1.50 - 2.0 L/ha | Active growth stage before flower bud formation |
| Non-Crop / Industrial | Brush, Brambles, Hard-to-kill vines | 2.00 - 3.0 L/ha | Full foliage expansion stage |
Tailored manufacturing services designed to satisfy strict regional regulatory standards, private label packaging, and complex logistics demands.
We provide specialized co-formulations engineered to overcome complex weed spectrum challenges:
• Fluroxypyr + Florasulam SC/EC
• Fluroxypyr + 2,4-D Isooctyl Ester EC
• Fluroxypyr + MCPA Isooctyl EC
• Fluroxypyr + Clopyralid EC
Comprehensive support for global pesticide registrations. We supply GLP-accredited analytical data, 5-batch analysis reports, toxicology profiles, environmental fate studies, and ICAMA documentation required for EU, LATAM, Middle East, and Southeast Asia approvals.
Custom packaging solutions ranging from 100mL, 1L, 5L, 20L HDPE/Co-ex Fluorinated bottles up to 200L steel drums and 1000L IBC totes. Full UN-approved hazardous goods export compliance for sea and land transport.
Awiner Biotech: Empowering Global Agriculture Through Innovation, Integrity, and Quality Excellence
Founded in 2006, Awiner Biotech is located in Shijiazhuang, Hebei Province, near Beijing, China. With strategic transport connections and world-class chemical manufacturing infrastructure, Awiner Biotech is dedicated to the research, production, and international distribution of advanced agrochemicals.
Our operational portfolio covers high-efficiency herbicides, insecticides, fungicides, plant growth regulators, and public health pesticides. We maintain rigorous quality control protocols across all synthesis, formulation, and packaging phases.
Global Footprint
Up to now, we have won trusted customers from Iraq, Iran, Afghanistan, Pakistan, India, Libya, Syria, Turkey, Yemen, Ukraine, Russia, Kazakhstan, Uzbekistan, Chile, Bolivia, Mexico, Brazil, Paraguay, Nigeria, Djibouti, Rwanda, Somalia, Malaysia, Cambodia, Nepal, Myanmar, and beyond.
We actively participate in prominent agrochemical exhibitions across key strategic trade hubs, including Turkey, Iran, Pakistan, Nigeria, Russia, Cambodia, Malaysia, Uzbekistan, and South America, maintaining close ties with regional agricultural leaders.
We regularly send technical experts to customer countries to perform field surveys, analyze regional weed resistance trends, optimize product usage, and host client delegations at our manufacturing base in China.
Navigating environmental regulations, ultra-low volume (ULV) drone applications, and bio-enhanced adjuvant technologies.
The rapid adoption of agricultural drone spraying requires specialized oil-based EC and OD formulations of Fluroxypyr with anti-evaporation and micro-droplet drift control technologies to maintain target coverage at low water volumes (10-15 L/ha).
Global trends favor green solvent systems. Replacing traditional aromatic hydrocarbon solvents with vegetable oil methyl esters (biodiesel derivates) reduces VOC emissions, improves eco-toxicological profiles, and enhances foliar cuticle penetration.
Integration of AI computer vision sensors in smart boom sprayers allows spot-application of Fluroxypyr co-formulations. Variable rate spraying minimizes overall active ingredient dosage per hectare while optimizing control of stubborn broadleaf weeds.
Expert answers to key technical, regulatory, and commercial queries for professional agrochemical buyers.
Awiner Biotech
