Pyrethrins 0.5% SL Insecticide / Hygienic Insecticide
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Features
Pyrethrins 0.5% SL is a soluble liquid concentrate derived from chrysanthemum flowers. It rapidly controls aphids, thrips, and whiteflies in vegetables, fruits, and ornamentals through nerve disruption. Ideal for organic farming and integrated pest management (IPM). Compatible with piperonyl butoxide and azadirachtin for enhanced efficacy. Safe for beneficial insects when used as directed.
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WhatsAppProduct Overview
| Category | Insecticide / Hygienic Insecticide |
| Active Ingredient | Pyrethrins 0.5% (w/v) |
| Appearance | Yellow clear liquid |
Key Parameters
| Parameter | Details |
| CAS Number | 8003-34-7 |
| EINECS Number | 232-319-8 |
| Molecular Formula | (1)C21H28O3/C22H28O5;(2)C20H28O3/C21H28O5 |
| Molecular Weight | 316.45 g/mol (Pyrethrin l), 372.45 g/mol (Pyrethrin ll) |
| Density | 0.8-1.0 g/cm: (varies by formulation) |
| Chemical Name | Pyrethrins (a complex of six related compounds: Pyrethrin l/ll, Cinerinl/ll, Jasmolin l/l) |
| Flash Point | >60 °C (flammable liquid, varies by solvent) |
| Solubility | Soluble in most organic solvents (ethanol, kerosene, petroleumether);TC insoluble in water. |
| Shelf Life | 2 years in original packaging (cool, dark conditions) |
| Other Names | Pyrethrum, Natural Pyrethrins, Chrysanthemum Extract, InsectPowder, Drysol, Prentox, Pyertex, Synerol |
| Target Object | Flying insects (mosquitoes, flies, moths), crawling insects(cockroaches, ants, beetles) in household, public health, and storedproducts. |
| Mode of Action | Fast-acting neurotoxin targeting sodium channels in insect nervecells, causing rapid knockdown and paralysis. |
| Synergistic Blending Guide | Piperonyl Butoxide, Tetramethrin, Resmethrin, Cypermethrin, Deltamethrin, Fenvalerate, Permethrin, Cyfluthrin, Imiprothrin, Prallethrin, d-Phenothrin, Organophosphates (e.g., Malathion), Carbamates (e.g., Propoxur), Insect Growth Regulators (e.g., Pyriproxyfen) |
| Core Principle of Blending | Synergistic enhancement (PBO inhibits detoxification) + Extendedresidual activity + Broad-spectrum efficacy |
Product Variants & Application
| Product Form | Concentration | Application Method | Target Use | Recommended Mix Partners |
| Soluble Liquid | Pyrethrins 0.5% SL,Pyrethrins 0.8% SL | Foliar spray | Control of aphids, thrips, whiteflies in vegetables and ornamentals | Piperonyl Butoxide 90% EC (1:3), Azadirachtin 0.3% EC (1:5),Abamectin 1.8% EC (1:6) |
| Soluble Liquid | Pyrethrins 1.9%+Azadirachtin 0.1% SL,Pyrethrins 0.2%+Matrine 0.3% SL | Foliar spray | Organic control of caterpillars and sucking pests in fruits and vegetables | Spinosad 12% SC (1:4), Neem Oil 85% EC(1:3), Beauveria bassiana50% WP (1:5) |
| Emulsion in Water | Pyrethrins 1.5% EW,Pyrethrins 1.4%+ Matrine0.4% EW | Space spray, fogging | Rapid knockdown of flying insects in public health and stored products | Tetramethrin 10% EW (1:4), d-Phenothrin 10% EW (1:4), Permethrin20% EC (1:3) |
| Microemulsion | Pyrethrins 50g/l ME | Ultra-low volume spray | Mosquito and fly control in residential and commercial areas | Cyfluthrin 5% ME (1:5), Deltamethrin 2.5% ME (1:6), Fenvalerate 20%ME (1:4) |
| Technical Concentrate | Pyrethrins 50% MK | For formulation | Intermediate for manufacturing end-use products | Piperonyl Butoxide 90% TC (1:2), Tetramethrin 92% TC (1:3),d-Phenothrin 95% TC (1:3) |
| Technical Material | Pyrethrins 70% TC | For formulation | Raw material for agrochemical processing | Piperonyl Butoxide 96% TC (1:2), Cypermethrin 94% TC (1:4),Permethrin 92% TC (1:3) |
Packaging & Logistics
| Parameter | Details |
| Minimum Order | 1000 L / 1000 KG |
| Packaging Options | Liquid:HDPE/COEX/PET/Aluminum Bottle (100ml, 250ml, 500ml, 1L, 5L, 10L, 20L, 200L, 1000L) Solid:Aluminum bag (5g, 10g, 100g, 250g, 500g, 1kg, 2kg, 5kg, 10kg); 25KG woven bags with inner liner ; 25KG fiber drum; 1000kg/ton bag |
| Port of Delivery | Shanghai, Ningbo, Shenzhen, Guangzhou, Qingdao, Yiwu, Urumqi, Hong Kong |
| Shipping Methods | By sea, by air, by road, by railway |
| Delivery Terms | EXW, FOB, CFR, CIF, CIP, CPT, DDP, DDU, Express |
| Payment Terms | T/T, L/C, Credit Card, PayPal, Western Union, Cash |
| Delivery Lead Time | 20 to 30 days after confirmed payment & packaging details |
Why Choose Us?
| 30 Years, Quality You Can Trust | Proven expertise in pesticide manufacturing. Your guarantee of reliability. |
| Confidential R&D & Production | Your formula is safe with us. Developed 30+ unique recipes without any leak. |
| No Effect? Full Refund! | Quality is our life. Not satisfied? Get a refund. No hassle. |
| Direct Factory Prices | Save up to 50% – No middlemen. Real cost savings with source manufacturing. |
| 12-Hour Quick Response | Get answers and support fast. We respect your time. |
| Free Samples & Custom Packaging | Test before you commit. We also design tailored packaging for your market. |
| Strict QC & Global Standards | Every batch tested (20+ checks), meets FAO & accepts SGS/BV inspection. |
| Registration Support in 50+ Countries | Smooth market entry. We know the rules. |
| Products Exported to 10+ Countries | Understand local needs. Trusted worldwide. |







