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Pyroxasulfone Supplier
Product Introduction:

Pyroxasulfone is a selective pre-emergence herbicide for effective control of annual grass weeds in wheat, maize, rice and soybean with low application rates.

CAS Number:447399-55-5

Ingredient Content:Pyroxasulfone 40% SC / 85% WG / 80% MG

Product Appearance:White to pale yellow powder

Visit Volume:38

Service Hotline

+86-13153039501

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Product Description
FormulationDosageApplication TimingCrops
85% WG100–200 g/haPre-emergence or early post-emergenceWheat, Barley
30% SC 300–500 ml/haPre-emergence after sowing, before crop emergenceWheat
15% EC600–800 ml/haPre-emergence applicationWheat, Barley
98% TCFor formulation use onlyIndustrial processing stageFormulation manufacturing


Product Introduction

Product Introduction

Pyroxasulfone is a pre-emergence herbicide widely used in modern agriculture to control a broad spectrum of grass and broadleaf weeds in crops such as maize, wheat, soybean, and cereals. It offers long-lasting soil residual activity and provides farmers with early-season weed control, ensuring optimal crop establishment and higher yield potential.

Mode of Action

  • Pyroxasulfone inhibits very long chain fatty acid (VLCFA) biosynthesis, which is essential for cell division and growth in weeds.

  • By disrupting root and shoot development in emerging weeds, it prevents weed establishment at early stages.

  • Systemic in soil: absorbed by roots of germinating weeds, ensuring long-lasting residual control.

  • Most effective when applied pre-emergence or early post-emergence before weed growth becomes competitive.

Product Advantages

✔ Broad-spectrum weed control – effective against annual grasses and key broadleaf weeds.

✔ Long residual activity – maintains weed suppression for several weeks, reducing the need for multiple applications.

✔ Crop safety – selective for most cereals and soybean when applied at recommended rates.

✔ Low application rate – economical and environmentally friendly.

✔ Flexible application methods – suitable for soil incorporation, pre-plant, or pre-emergence spray programs.

Precautions

  • Apply only to prepared fields or clean soil surfaces before crop emergence.

  • Avoid application under drought, flooding, or extreme stress conditions.

  • Prevent drift or runoff into sensitive crops or water bodies.

  • Use personal protective equipment (PPE) during handling and application.

  • Always follow local crop label guidelines and regulatory instructions.

FAQ

Q1: Which crops is Pyroxasulfone safe for?
A: Mainly maize, wheat, soybean, and most cereals when applied according to label instructions.

Q2: What weeds does Pyroxasulfone control?
A: Annual grasses such as foxtail, barnyardgrass, ryegrass, and some broadleaf weeds.

Q3: When should it be applied?
A: Pre-emergence or early post-emergence for optimal soil residual activity.

Q4: How quickly does it work?
A: Weed germination and early growth inhibition can be observed within 1–2 weeks.

Q5: Can it be tank-mixed with other herbicides?
A: Yes, compatible with certain broad-spectrum herbicides for extended weed control.

Why Choose Us

✅ High-quality product – consistent purity and performance

✅ Multiple formulations available – WG, SC, and granules for flexible application

✅ Reliable supply chain – stable and timely delivery for global markets

✅ Technical support – application guidance, crop-specific advice, and troubleshooting

✅ Custom packaging & OEM services – branding and labeling tailored to your requirements

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