Shandong Peak-tech New Material Co., Ltd. is one of the most reliable manufacturers and suppliers of agricultural silica sol in China. With a professional production team, we are able to meet the needs of the majority of our customers. Welcome to buy durable agricultural silica sol for sale here from our factory.
Agricultural Silica Sol for Controlled Trials
Agricultural silica sol is an aqueous dispersion of amorphous nano silica intended for evaluation in fertilizer formulations, seed-treatment systems, agricultural coatings, growing media and other crop-production research. Peak-tech can screen particle size, solids content, pH and ionic system against the customer's formulation and application method.
Silica Sol Parameters for Agricultural Screening
| Grade Direction | SiO₂ Content | Particle Size | pH | Evaluation Focus |
|---|---|---|---|---|
| Fine-Particle Silica Sol | 20–40 wt%* | 3–20 nm | Grade dependent | Dispersion, surface interaction and formulation stability |
| General Formulation Grade | 20–40 wt%* | 20–100 nm | Grade dependent | Handling, binding and coating behavior |
| Large-Particle Silica Sol | 20–40 wt%* | 100–180 nm | Grade dependent | Packing, film structure and surface modification |
*The values describe the broader Peak-tech silica-sol product family, not one agricultural grade or a simultaneous specification. Exact concentration, particle size, pH, stabilizer, impurities and preservative status must be confirmed for the selected formulation.
Match the Silica Sol to the Agricultural System
Check Dilution and Tank-Mix Stability
Evaluate local water hardness, pH, electrolytes, dilution sequence, shear and holding time because these factors can destabilize colloidal silica.
Screen Fertilizer and Additive Interactions
Phosphates, salts, micronutrients, surfactants, polymers and biological ingredients may alter viscosity or cause aggregation and require compatibility testing.
Define Spray, Coating or Soil Delivery
Nozzle size, filtration, application rate, droplet behavior, drying conditions and equipment-cleaning needs should be included in the trial plan.
Validate Under Actual Use Conditions
Conduct staged phytotoxicity, residue, efficacy and environmental assessments for the crop, growth stage, climate and intended dose.
Details Needed for Grade Recommendation
- Intended application: identify fertilizer formulation, foliar trial, seed treatment, growing medium, agricultural coating or another use.
- Crop and use pattern: provide crop, growth stage, application method, dose range, frequency and environmental conditions.
- Target specification: state required SiO₂ content, particle size, pH, viscosity, density, stabilizing ion and impurity limits.
- Formulation composition: list fertilizers, micronutrients, pesticides, surfactants, polymers, microorganisms and other ingredients.
- Water and process conditions: include water hardness, dilution ratio, mixing order, shear, temperature, filtration and hold time.
- Compliance needs: provide destination market, intended label claims, restricted substances, test methods and required documents.
- Commercial scope: include sample quantity, pilot quantity, forecast demand, packaging and delivery destination.
Request an Agricultural Silica Sol Trial Grade
Send the application method, crop or formulation, target parameters, complete ingredient system, water conditions, trial quantity and destination market for technical screening.
Request an Agricultural Trial GradePackaging, Storage and Trial Control
Packaging Options
Available packaging may include 25 kg drums, 200/250 kg plastic drums and 1000 kg IBCs, subject to the selected product and trial stage.
Storage Conditions
Keep containers closed and protect the dispersion from freezing, contamination and prolonged direct sunlight. Follow the confirmed grade-specific conditions.
Bench Testing First
Begin with controlled compatibility and stability tests before greenhouse, field or commercial-scale formulation trials.
Application Approval
The buyer must assess regulatory status, crop safety, environmental impact, worker protection and label compliance in the destination market.
Agricultural Silica Sol Questions
Is agricultural silica sol a registered fertilizer or pesticide?
Not by definition. Silica sol is a formulation material. Product registration, permitted claims and legal use depend on the final formulation and the rules of the destination market.
Can silica sol be mixed directly with fertilizer salts?
Compatibility must be tested. Electrolytes, pH shifts, water hardness and mixing order can destabilize the sol or change viscosity and particle behavior.
Does this page guarantee improved crop yield?
No. Crop response depends on formulation, dose, silicon availability, crop, soil, climate and application method. Claims require properly designed local trials and regulatory review.
Which particle size is suitable for agricultural formulations?
The choice depends on stability, surface interaction, application equipment and target function. Screen candidate grades in the complete formulation rather than choosing by particle size alone.
What information is needed for a sample request?
Provide the intended use, crop or formulation, complete ingredient list, water conditions, target parameters, application method, trial plan, sample quantity and destination market.
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Agricultural Silica Sol Evaluation Areas
These are formulation and testing directions rather than guaranteed crop-performance claims. Each use requires compatibility, crop-safety, efficacy and destination-market assessment.
Liquid Fertilizer Formulations
Evaluate dispersion stability with nutrients, salts, chelates, surfactants and local dilution water under the intended storage and use conditions.
Foliar Application Trials
Screen nozzle passage, spray behavior, leaf compatibility, drying and staged crop response at controlled application rates.
Seed Treatment Systems
Assess compatibility with binders, colorants, active ingredients and biological components, plus coating uniformity and germination impact.
Growing Media and Soil Trials
Study behavior in substrate or soil systems with attention to pH, ions, moisture, aggregation and the intended amendment function.
Agricultural Coatings
Evaluate silica sol as an inorganic binder or surface modifier in compatible greenhouse, equipment or controlled agricultural coating systems.
Custom Crop-Input Research
Develop customer-led trials with an agreed specification, formulation protocol, control treatment, measurement plan and regulatory review.


