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Basic knowledge of microwave sterilization technology

Views: 205     Author: Wendy     Publish Time: 2023-06-15      Origin: Site


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Basic knowledge of microwave sterilization technology

Definition of Microwave Sterilization:

Utilizing microwave radiation technology, microwave sterilization is the process of eliminating germs, viruses, and fungus from various materials and surfaces. The food sector frequently use this technique to get rid of germs and lengthen the shelf life of the food goods. Medical facilities can also utilize microwave sterilization to clean medical equipment. High-frequency electromagnetic waves are used in this method to create heat, which then kills any living bacteria.

Principle of Microwave Sterilization:

High-frequency electromagnetic waves are emitted during microwave sterilization, penetrating the object being disinfected and creating heat. The water molecules in the material absorb the heat from the microwave radiation, which causes them to heat up quickly. The heat produced by the material is adequate to destroy or kill the microorganisms that are there.The general idea behind microwave sterilization is that electromagnetic radiation with a high frequency may cause water molecules in the object being sterilized to heat up, which quickly kills any microorganisms present and produces a sterile product.

Gains from Microwave Sterilization


Unlike other technologies that can take hours to sterilize a substance, microwave sterilization can do it in only a few minutes.


The substance being sterilized receives an equal distribution of heat produced by microwave radiation.


Transporting items to a different place for sterilization can be avoided thanks to on-site microwave sterilization.


Since there are no dangerous chemicals or gases used during the microwave sterilization process, it is a safer option than other sterilization techniques.

5. Nutritional preservation

The nutritional content of food items can be preserved more effectively by microwave sterilization than by more conventional sterilization techniques, which may entail higher temperatures or longer exposure durations.

Applications for microwave sterilization:

1. Food industry: By removing dangerous bacteria, molds, and other microbes, microwave sterilization helps preserve food goods and increases their shelf life.

2. In the medical and pharmaceutical industries, pharmaceutical items, laboratory supplies, and medical equipment are all sterilized using microwave technology.

3. The cosmetics industry: Creams, lotions, and shampoos are among the cosmetics goods that may be sterilized using a microwave.

4. The agricultural sector: Microwave sterilization may be utilized for soil sterilization, crop protection, and seed de-infestation.

5. Textile industry: Textile items, such as clothing, bedding, and towels, may be sterilized using a microwave.

Value Of Microwave Sterilization:

1.Due to the direct heating provided by the microwaves, microwave sterilization is a quick form of disinfection. In a matter of minutes or seconds, this procedure can be finished.

2. Saves energy: Since just the items that require sterilization are heated in a microwave, sterilization with this method saves energy.

3. Nutrient preservation: Because microwave sterilization uses a short heating procedure and minimizes the risk of nutrient loss, it can help retain the nutritious value of food items and other sterilized materials.

4. Lessened exposure to chemicals or radiation: Microwave sterilization doesn't include the use of chemicals or ionizing radiation, making it safer for both the environment and the employees than alternative sterilization techniques that do.

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