SP-4806 is a performance-enhancing adjuvant that promotes the absorption and conduction of pesticide active ingredients. It is widely suitable for tankmix addition with herbicides, systemic insecticides, and systemic fungicides. It can also provide some improvement in wetting of the spray solution. The recommended concentration for tankmix use is 1,000–1,500× dilution.
Test Item |
Typical Value |
Appearance (25°C) |
Light yellow transparent viscous liquid |
pH (1% aqueous solution) |
6.0–8.0 |
Water solubility |
Easily soluble in water |
Specific gravity (25°C) |
≈0.98 |
A weakly cationic surfactant that enhances the wetting, dispersion, and penetration of the spray solution on plant surfaces, facilitating the translocation and transport of the solution within the plant.
Particularly outstanding as a synergist in fungicide products, with high application safety.
Combines the dual functions of promoting absorption and translocation of the spray solution and improving wetting performance, making it suitable for various systemic pesticides and herbicides.
Bioassay test of SP-4806 for controlling cucumber powdery mildew
Test results of SP-4806 synergism on pyraclostrobin
The chart shows the efficacy (%) at 4 days and 8 days after treatment for the following treatments:

Test results:
1. The EC formulation showed better control efficacy against cucumber powdery mildew than the SC formulation.
2. For the treatment groups with SP-4806 added, the control efficacy gradually increased with higher dilution concentration.
3. Under dilution conditions ranging from 200× to 2500×, SP-4806 showed a certain synergistic effect when used with the base formulation.
4. Based on the comprehensive test results, the recommended dilution concentration for tank-mix use of SP-4806 is 1000–1500×.
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