Ethrel SL 480 is a plant growth regulator (PGR) formulated to induce and synchronize fruit ripening in pineapples. It is widely used by pineapple farmers to achieve uniform flowering and ripening, improving harvest planning, fruit quality, and market consistency.
Ethrel SL 480 is used for both domestic and export pineapple production, with clearly defined EU MRLs and a short pre-harvest interval, making it suitable for commercial pineapple farms in Kenya.
About Ethrel SL 480
- Active Ingredient: Ethephon 480 g/l
- Product Type: Plant Growth Regulator (PGR)
- Formulation Type: Soluble Liquid (SL)
- Target Crop: Pineapples
- Primary Use: Induction of fruit ripening and uniform maturity
- Mode of Action: Releases ethylene in plant tissues, triggering ripening processes
- WHO Classification: Class III – Slightly hazardous (Blue color band)
- Re-Entry Interval (REI): When spray droplets have dried
- Pre-Harvest Interval (PHI):
- Pineapples: 7 days
- EU MRL:
- Pineapple: 2 mg/kg
- Application rates: 1 ml/Litre











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