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As an ethylene-releasing plant growth regulator, Ethephon helps regulate plant metabolism, growth and development. It can be released in roots, pods, leaves, stems, flowers and fruits, supporting applications such as fruit ripening, female flower differentiation, plant dwarfing, dormancy breaking and increased latex secretion. For global buyers sourcing reliable plant growth regulator products, Ethephon 85% TC and 40% SL offer flexible formulation and bulk supply options.

Product Specifications at a Glance

Parameter Specification
CAS No. 16672-87-0
Molecular Formula C2H6ClO3P
Molecular Weight 144.50
Melting Point 74–75°C
Purity 85.0% min. TC; 40.0% min. SL
Appearance Off-white wax crystal (TC); colorless liquid (SL)
1,2-Dichloroethane 0.05% max. (TC and SL)
Insoluble matter 0.2% max. (TC and SL)

 

Key Applications in Agricultural Programs

Ethephon works in a similar way to ethylene in plant physiological processes. It mainly enhances the ability of ribonucleic acid synthesis in cells and promotes protein synthesis. In the separation zone of plants such as the petiole, fruit stalk and petal base, increased protein synthesis promotes the re-synthesis of cellulase in the separation layer, accelerating the formation of the separation layer and leading to organ shedding.

During fruit ripening, Ethephon can enhance enzyme activity and activate phosphatase and other enzymes related to fruit ripening, thereby promoting fruit maturity. In senescent or susceptible plants, it promotes protein synthesis and causes peroxidase changes. Its main physiological effects include promoting female flower differentiation, promoting fruit ripening, promoting plant dwarfing and breaking plant dormancy.

Common application areas include early maturity of bananas, citrus, tomatoes and watermelons; promotion of female flowers in cucumber; ripening and harvest management of cotton and tobacco; stimulation of rubber and sumac latex; regulation of pineapple bloom; sex conversion of melon flowers; male sterility of wheat; and coloration of apples and oranges.

 

Formulations, Packaging and Storage

Ethephon is available in two common formulations:

  • ✔ 85.0% TC: 25 kg drum / bag, or packed according to customer requirements.
  • ✔ 40.0% SL: 1 L bottle, 200 L drum, or packed according to customer requirements.

Customized packaging is available for distributors and large-volume buyers. Store the product in a cool, dry and ventilated place in a sealed container. Please follow the product label, SDS and local regulations for handling, storage and application.

 

Quality, Documentation and Market Compliance

Each shipment can be supported with COA, TDS and MSDS documentation. Key quality indicators such as purity, 1,2-dichloroethane content and insoluble matter are controlled to meet product specifications. Regulatory registration status, approved crops, application rates and maximum residue limits vary by country and region. Buyers should verify local registration and label requirements before purchase and use.

 

Why Partner With Us

For large agricultural companies and international traders, reliable supply and consistent quality are essential. We support global buyers with stable Ethephon 85% TC and 40% SL supply, flexible packaging, export documentation, batch traceability, technical data sheets and responsive quotation service. Whether you need bulk raw material for formulation or finished SL product for distribution, our team can help match the specification and packing to your market requirements.

Contact Us / Request a Quote

To request a quotation, COA/TDS/MSDS, product PDF or packaging proposal, please contact us and include your destination market, required formulation, quantity and preferred packaging.


Post time: Oct-28-2026