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Silicone Wetting Agent for Agrochemicals
Non-ionic silicone wetting agent formulated for chemigation — center-pivot, linear-move, and drip irrigation application — improving distribution uniformity and drip-emitter-safe compatibility.
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Purpose-Built Wetting Agent for Chemigation Through Irrigation Systems
Silicone Wetting Agent for Agrochemicals is a non-ionic silicone wetting agent formulated specifically for chemigation — the application of pesticides, herbicides, and other agrochemicals through center-pivot, linear-move, and drip irrigation systems rather than through a dedicated boom or aerial sprayer. Chemigation presents distinct application-uniformity challenges that a standard tank-mix wetting agent is not specifically validated to solve: irrigation water is applied as large droplets or as continuous drip flow rather than fine atomized spray, and achieving uniform agrochemical distribution and leaf or soil-surface wetting across an entire pivot circle depends on different physical mechanics than boom-sprayer droplet coverage.
At 0.02–0.04% v/v, injected into the irrigation line via standard chemigation injection equipment, this wetting agent reduces the surface tension of the water-agrochemical mixture enough to improve both foliar wetting (for crops receiving overhead center-pivot application) and soil-surface infiltration uniformity (for both overhead and drip systems), addressing the tendency of large-droplet irrigation water to run off rather than wet and penetrate evenly, particularly on sloped ground or non-uniform soil types within a single pivot circle.
For drip chemigation specifically, the product is formulated and tested for compatibility with the fine filtration and small-orifice emitters typical of drip systems, avoiding the emitter-clogging risk that some surfactant or oil-based additives present — a critical practical requirement given that drip system maintenance access is often far more limited than boom sprayer nozzle access during an application.
Distribution uniformity testing across simulated center-pivot circles shows measurably reduced variability in soil-surface wetting between the pivot's inner and outer travel radii when this wetting agent is included, addressing a known chemigation challenge where travel speed and water application rate differ systematically between the center and outer edge of a pivot's coverage circle.
The product is compatible with the herbicide, insecticide, and fungicide chemistries most commonly applied via chemigation, and its lower use rate (compared to some general foliar wetting agents) reflects the large water volumes typically involved in irrigation-based application compared to conventional spray-tank dilution ratios.
Why Chemigation Needs a Dedicated Wetting Agent
Mechanism of action
Silicone Wetting Agent for Agrochemicals reduces the surface tension of the water-agrochemical mixture flowing through the irrigation system, improving how the larger droplets typical of center-pivot application, or the continuous flow of drip emitters, wet and spread across foliage and soil surfaces compared to untreated irrigation water.
Because pivot travel speed and cumulative water application differ systematically between a pivot's inner and outer radius, wetting and infiltration uniformity naturally vary across a treated circle — this wetting agent's improved spreading behaviour reduces that variability by helping water and agrochemical distribute more evenly regardless of local application rate differences.
For drip systems, the wetting agent's formulation is specifically screened for compatibility with fine filtration and small emitter orifices, ensuring the surface-tension benefit is delivered without introducing the particulate or emulsion-droplet clogging risk that some general-purpose wetting agents can present in fine-filtered systems.
Wetting agent inclusion narrows the uniformity gap that otherwise develops toward a pivot circle's outer radius.
Product specifications
| Parameter | Value |
|---|---|
| Appearance | Clear, colorless liquid |
| Active content | ≥ 96% (non-ionic silicone wetting agent) |
| Viscosity (25°C) | 18 – 32 cSt |
| Density (25°C) | 1.00 – 1.02 g/cm³ |
| Filtration compatibility | Passes fine drip-system filtration without residue |
| Flash point | > 90°C |
| pH (1% aq.) | 5.5 – 7.0 |
| Storage stability | 24 months (cool, dry) |
Performance data
- 2021
Company Establishment
- 10000m²
Advanced Factory
- 50+
Exporting Country
Our Certifications
And Partners
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Performance benchmark
| Property | This chemigation wetting agent | Standard field wetting agent | General non-ionic surfactant |
|---|---|---|---|
| Chemigation-specific validation | Yes, large-droplet/drip tested | No, boom-spray tested only | No, boom-spray tested only |
| Pivot uniformity testing | Confirmed improvement | Not tested | Not tested |
| Drip emitter compatibility | Confirmed safe | Not validated | Not validated |
| Use rate matched to irrigation volumes | Yes, 0.02–0.04% | Typically higher, spray-tank rates | Typically higher, spray-tank rates |
| Injection equipment compatibility | Standard chemigation injectors | Not typically used this way | Not typically used this way |
Chemigation application uniformity results
Source: center-pivot and drip chemigation field trials, 2024–2025.
Tank-mix compatibility
Fully compatible Test before full mix
Dilution calculator
Enter your irrigation system's chemigation batch volume to estimate the recommended dose (0.03% v/v typical).
How to apply
Safe use guidelines
- Personal protection — Wear gloves and eye protection during handling and injection setup.
- First aid — Rinse skin/eyes with water; if ingested, seek medical advice.
- Storage — Keep sealed, cool, and dry, away from direct sunlight.
- Environmental — Biodegradable; low aquatic toxicity.
- Disposal — Dispose of containers per local regulations; do not contaminate water sources.
- Backflow prevention — Follow standard chemigation backflow-prevention equipment requirements.
Crops & use cases
- Center-pivot irrigated row crops — corn, soybean, wheat — chemigation-based pest and disease programs.
- Linear-move irrigated fields — similar chemigation applications across rectangular field layouts.
- Drip-irrigated orchards & vineyards — soil-applied chemigation through drip systems.
- Sloped or variable-soil fields — improved distribution uniformity where terrain complicates coverage.
Also used in fields where pivot circle edge effects have historically caused inconsistent pest or disease control results.
Why it outperforms
- Solves pivot uniformity gaps — reduces the inner-to-outer wetting variability common to center-pivot systems.
- Protects drip system equipment — formulated to avoid emitter clogging in fine-filtered systems.
- Matched use rate — lower dosing reflects the large water volumes typical of chemigation.
- Broad chemigation-labeled compatibility — works across herbicide, insecticide, and fungicide chemigation programs.
Application guidelines
- Label confirmation: verify the agrochemical product is specifically labeled for chemigation use
- Injection calibration: follow standard chemigation injection timing and calibration procedures
- Sloped fields: use the higher end of the rate range to improve infiltration uniformity
- Drip system testing: confirm filtration and emitter compatibility before full-field application
Packaging & shelf life
- Packaging: 1 L, 5 L, 20 L, 200 L drums / IBC totes.
- Storage: cool, dry, away from direct sunlight; 5–40°C.
- Shelf life: 24 months in unopened original container.
Global quality benchmarks
| Test item | Standard requirement | Our performance |
|---|---|---|
| Chemigation-specific testing | Not typically performed | Confirmed via pivot/drip trials |
| Surface tension (0.1%) | ≤ 27 mN/m | 24 mN/m |
| Drip emitter compatibility testing | Not validated | Confirmed safe |
| Pivot uniformity improvement | Not tested | Confirmed variance reduction |
| Biodegradability | OECD 301 | Readily biodegradable |
Frequently asked questions
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Uniform coverage from the center of the pivot to the edge
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