Bifenthrin 2.5% EW Public Health Insecticide for Mosquito, Cockroach & Termite Control
- Introduction
Introduction
Bifenthrin 2.5% EW — Long-Residual Oil-in-Water Emulsion for Public Health Pest Control
Ronch Bifenthrin 2.5% EW is an oil-in-water emulsion for residual spraying against mosquitoes, flies, cockroaches, ants and termites on indoor and outdoor surfaces. Bifenthrin is photostable and stays active on treated surfaces far longer than most pyrethroids, making it suitable for both indoor residual work and perimeter treatments.
Key Benefits
• Long residual activity — fewer re-treatments per season
• Good photostability for outdoor and perimeter application
• Low odor and non-staining compared with EC formulations
• Effective on crawling insects and termites as well as flying pests
• Mixes readily with water; suitable for knapsack and compression sprayers
• OEM / private label packing and registration documentation support
Target Pests
Mosquitoes, houseflies, cockroaches, ants, termites, bed bugs.
Application
Shake well before use. Add the measured volume to half-filled water, mix and top up. Apply as a residual surface spray at 0.5–1.0 mL formulated product per m² to walls, ceilings, skirting boards, cracks, drains and building perimeters. For termite work follow the locally registered label. Re-treat when residual activity declines.
Specification
Bifenthrin 2.5% (w/w) | Formulation: EW | pH (1%): 5.0–8.0 | Emulsion stability: qualified | Density: 0.95–1.05 g/mL | Freeze-thaw: stable, 3 cycles | Flash point: > 60 °C
Packing & Storage
1 L / 5 L / 20 L HDPE drum. Store sealed at 5–35 °C, protect from frost and direct sunlight; shelf life 2 years.
Send us your target pest, spray area and packing requirement — we reply within 24 hours.

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