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How To Preserve Freshness of Fruits?

Views: 0     Author: Wang Dong     Publish Time: 2025-06-06      Origin: Quoted Cosmos Magazine and Created by Wang Dong

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Credit: Tanarch / iStock / Getty Images.


Quota in COSMOS Magazine:

Bananas are what is known as a ‘climacteric’ fruit. These are fruits that continue to ripen after picking, a process accompanied by changes in colour, flavour and sweetness. Green bananas store energy as starch, a long carbohydrate polymer that doesn’t taste sweet, but can be good to eat after cooking.


When a banana is exposed to the plant hormone ethylene, it starts to ripen. Respiration – the process by which carbohydrates and oxygen are used to generate energy, producing CO2 – increases dramatically. The fruit also begins to produce its own ethylene, further accelerating the ripening process. The stored starch is converted into simpler sugars, which taste sweet.


Bananas, apples and stonefruit are all climacteric. Credit: Mikroman6 / Moment / Getty Images.



ENERGYCO LTD. introduces two toolkits of preserving freshness of the fruits (bananas, apples, pears, oranges and avocadoes, etc.), flowers, vegetables and delaying ripening during a long-term transportation and storage.


2565 Ethylene Neutralizer

Main Function: Efficiently adsorbs and oxidizes ethylene gas (C₂H₄) to delay ripening and senescence of fruits and vegetables.


    Reaction formula:

2KMnO₄ + 3C₂H₄ + 2H₂O → 2MnO₂ + 3C₂H₄O₂ + 2KOH


    Package:

    Satchel size: 5g/10g/20g/50g/100g/500g/1000g


2566 Ethylene Inhibitor


It reduces membrane lipid peroxidation by enhancing the activity of antioxidant enzymes (such as SOD and CAT). By preferentially binding to ethylene receptor proteins in plant cells to form irreversible complexes, it prevents the normal binding of ethylene to receptors, thereby inhibiting the ethylene signaling pathway. It inhibits ethylene-induced maturation and senescence processes, including respiratory climacteric, cell wall degrading enzyme activities (such as polygalacturonase), and chlorophyll decomposition.


Residue and Metabolism

- The residue in apples is ≤ 0.01 mg/kg, with a short half-life in the air (about 2 hours) and no bio-accumulation.

- It is degraded by soil microorganisms, being environmentally friendly.


Approved Regions

United States, European Union, Australia, China and other 27 countries/regions.


Commercial Products

Including microencapsulated granules (such as SmartFresh™ of AgroFresh in the United States), soluble solutions, etc., with a concentration range of 0.01%-1%.



Meanwhile, 2565 Ethylene Neutralizer and 2566 Ethylene Inhibitor can be used simultaneously, achieving synergistic fresh-keeping effects by adsorbing ethylene and blocking receptors respectively.


Correlation between the Two Products


1. Functional Complementarities

- 2566 Ethylene Inhibitor: Delays ripening through competitive inhibition of ethylene receptors, with long-lasting effects (extends shelf life by two weeks).

- 2565 Ethylene Neutralizer: Directly oxidizes ethylene gas in the environment, suitable for short-term scenarios with high ethylene release (such as the initial stage of transportation).


2. Scenarios for Joint Use

- In fresh-keeping solutions for some fruits and vegetables (such as apples and kiwifruits), 2566 pre-treatment and 2565 ethylene neutralizer satchels are simultaneously used to control ethylene concentration in stages.


For further assistance, please send specific questions (such as application fields and purchase quantity) and consult our technical advisor for solutions.


Edited by Jack

Date: 06-06-2025


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