Your Leading Supplier

 

Since its establishment in 2000, Dingxing brand has been focusing on the research and development and sales of moisture proof, deoxidizing and fresh-keeping products. After more than 20 years of unremitting efforts and continuous development, the company has grown into one of the leading desiccant & oxygen absorber brands in China.

Definition of Oxygen Absorber

Oxygen absorbers are usually made of iron powder, activated carbon, and salt; also named deoxidizer, is a small packet that removes oxygen from a sealed package to extend shelf life and prevent spoilage. They are especially common in food packaging to keep products fresh and safe. also can be used in pharmaceuticals, and industrial metals.

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  • 100cc Food Grade Oxygen Absorbers
    These 100cc food-grade oxygen absorbers are safe for direct food contact, extending the shelf life of dehydrated foods, pet food, and emergency supplies while meeting strict regulatory standards.
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  • Oxygen Absorber Sachet
    Extend food freshness effortlessly with oxygen absorber sachets—effectively preventing mold, spoilage, and oxidation by removing 99.9% of oxygen in sealed packages.
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  • Iron Powder Oxygen Absorber Bags
    Iron Powder Oxygen Absorber Bags - Food safe oxygen absorber bags with a highly effective iron based formula to extend shelf life, prevent spoilage and preserve produce freshness.
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  • Oxygen Absorbers for Food Storage
    Deoxidizer is an additive that can absorb oxygen and slow down the oxidation of food. It is a new product being used in food preservation. It can be sealed and packaged together with food in food bags, and can remove oxygen remaining in...
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  • Absorbent Oxygens Pack
    While people are developing food production and food processing, food preservation is highly valued. In order to achieve the purpose of food preservation, preservation, and extending the shelf life and shelf life of food, people have...
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  • Oxygene Absorber Food Packet
    The deoxidizer is mainly composed of reduced iron powder. In the presence of oxygen and water vapor, the iron powder is oxidized into iron hydroxide, thereby achieving the purpose of deoxidation. This type of deoxidizer is cheap, highly...
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  • Iron Powder For Oxygen Absorber
    The main raw material of oxygen absorber is iron powder, which is an additive that can absorb oxygen and slow down the oxidation of food. It is a new product being used in food preservation. It can be sealed and packaged together with...
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  • Deoxidizer Packs Food Grade
    While people are developing food production and food processing, food preservation is highly valued. In order to achieve the purpose of food preservation, preservation, and extending the shelf life and shelf life of food, people have...
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  • Oxygene Absorber For Food
    Our food oxygen absorber is specially designed for the food industry. It can effectively remove oxygen from the package and avoid oxidation reaction of food during storage and transportation, thus effectively maintaining the original...
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  • Oxygen Absorb Bag 100cc Food
    DX food oxygen absorber uses efficient iron powder deoxidation technology, which can effectively absorb oxygen in the package, reduce oxidation reaction, and extend the shelf life of food.It can prevent food from spoiling, mold or...
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  • Oxygen Absorber Food
    Oxygen scavengers, also known as oxygen scavenger or oxygen removers, are usually placed in porous bags, which are then placed in sealed product packaging. This can reduce the oxygen content in the packaging and extend the shelf life of...
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  • Oxygen Absorber 3000cc
    Deoxidizers remove oxygen from sealed containers in a short period of time through chemical reactions, making food in an anaerobic state (oxygen concentration below 0.01%), effectively controlling the growth of microorganisms such as...
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OEM/ODM Service

Reusable car dehumidifier bags—FDA-grade silica gel, 25+ years ISO-certified innovation.

 

Why Choose Us?

 

Independent innovation ability

Dingxing has a professional R & D design team, and constantly explore and try new technical solutions for oxygen absorber.

01

OEM and customer service

Dingxing attaches great importance to communication and cooperation with each customer, based on customer needs and market feedback, regularly launch new deoxidizer products to meet the needs of different customer groups.

02

Advanced production equipment

Dingxing has a series of advanced production equipment and technology, including automated production lines, packaging lines and so on

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Strict quality control system

Each product production process of Dingxing strictly implements standardized operating procedures and quality control standards

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Advantages of Oxygen Absorber

 
 

High Oxygen Absorption Capacity

Oxygen absorbers are designed to absorb and remove oxygen from sealed environments. They typically contain iron powder or other materials that react with oxygen, effectively reducing the oxygen levels to less than 0.1% in the enclosed package.

 
 

Non-Toxic and Safe

The ingredients used in most oxygen absorber, such as iron powder, are generally non-toxic and safe for food and other sensitive applications. They don’t release harmful substances when reacting with oxygen.

 
 

Environmentally Friendly

As mentioned earlier, many oxygen absorbers are made from natural materials that are biodegradable and safe for the environment, making them a more sustainable choice for packaging and preservation.

 
 

Fast and Efficient Action

Once placed inside a sealed package, oxygen absorbers start working immediately to reduce the oxygen level. The absorption process is usually fast, which is important for maintaining the freshness of products.

 

 

Types of Oxygen Absorber

Oxygen absorber (Deoxidizer)

It has two types: iron-based deoxidizer and non-iron-based deoxidizer.

Iron-based oxyegn absorber

Iron-based oxygen absorber are divided into oxygen-absorbing and moisture-absorbing type, oxygen-absorbing and carbon dioxide-absorbing type, oxygen-absorbing and moisture-absorbing and carbon dioxide-absorbing type, oxygen-absorbing and antibacterial type, indicator-type deoxidizer, and water-locking deoxidizer

Non-iron-based oxygen absorber

Non-iron-based oxygen absorber is also called organic deoxidizer, constant pressure deoxidizer, absorption and release deoxidizer (absorbs oxygen and releases carbon dioxide type)

 

Material of Oxygen Absorber

 

Iron-based deoxidizer uses reduced iron powder as the main component, salt and water as catalysts, and absorbs oxygen in the packaging container through the iron powder oxidation principle, thereby absorbing oxygen and moisture/oxygen and carbon dioxide. Non-iron-based deoxidizer uses ascorbic acid (vitamin C) as the main component and salt as a catalyst to accelerate the overall oxidation reaction, releasing carbon dioxide while absorbing oxygen.

 

Application of Oxygen Absorber

 

Food industry

● Baked food: such as bread, cakes, moon cakes, waffles, etc., to prevent mold and hard taste
● Meat products: beef jerky, sausage, ham, etc., to extend the shelf life and keep the meat fresh and tender
● Nuts and roasted goods: pistachios, walnuts, melon seeds, etc., to prevent oil oxidation and rancidity
● Dried aquatic products: squid shreds, scallops, grilled fish fillets, etc., to inhibit corruption and odor.
● Other foods: tea, dehydrated vegetables, beans, rice, etc., to prevent discoloration and nutrient loss

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Medicines and Health Products

● Drug protection: prevent the active ingredients of drugs from oxidizing and becoming ineffective, such as vaccines, biological products, and other drugs that require strict oxygen control
● Traditional Chinese medicines and health products: extend shelf life and maintain efficacy, such as ginseng, ganoderma lucidum, etc.

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Industry and Technology

● Metal rust prevention: used for metal product packaging to prevent oxidation and rust, such as precision instrument parts and military products
● Electronic product protection: prevent circuit boards, chips and other components from oxidation and causing performance degradation
● Chemical product preservation: prevent chemical raw materials from oxidation during storage and extend service life

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Other Fields

● Cultural relics protection and archive storage: used for long-term preservation of books, cultural relics, etc. to prevent paper from oxidation and yellowing
● Animal feed: such as pet feed and fishing bait, to prevent mildew and nutrient loss
● Aerospace: used for anti-oxidation treatment of fuels and materials to improve safety performance

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Process of Oxygen Absorber

 

1. Materials Used: Iron Powder; Salt; Moisture; Absorbent Material
2. Mixing of Components
3. Encapsulation
4. Activation
The chemical reaction is typically as follows:

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5. Sealing and Packaging
6. Usage and Expiration
 

Components of Oxygen Absorber

 

Iron powder (as the active ingredient that reacts with oxygen), sodium chloride (salt, acting as a catalyst to speed up the reaction), and a clay-like material (to absorb moisture and maintain a free-flowing consistency)

 

Precautions for The Use Of Oxygen Absorber

 

1. After putting the deoxidizer into the product packaging bag, pay attention to the sealing strength and sealing quality to ensure that the packaging bag does not leak.
2. After opening the packaging bag, the deoxidizer will begin to absorb oxygen after contacting the air, so it needs to be used as soon as possible. It is best to put it into the packaging and seal the preserved items within 1 to 2 hours. For the deoxidizer that has not been used up, please put it back into the packaging bag in time, expel the air in the bag and reseal it to avoid exposing it to the air for too long and becoming ineffective.
3. The deoxidizer itself is safe and non-toxic, but it cannot be eaten. Please mark "inedible" on the outer packaging of the food as a reminder.
4. The main components of the deoxidizer are reduced iron powder and ascorbic acid, so it cannot be heated in a microwave oven.
5. The suitable operating temperature of the deoxidizer is generally 5 to 40°C. Below -5°C, the deoxidation and preservation effect will be significantly reduced.
6. The deoxidizer product should be stored in a cool, dry and dark place, sealed and stored. The product is valid for 12 months from the date of production.
7. The used deoxidizer cannot be used again.

 

How to Cooperate With Us

 

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Certifications

 

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Our Factory

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Cases

 

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FAQ

 

Q: Is the deoxidizer safe?

A: It is very safe. Our food deoxidizer is made of food-grade materials and meets food safety standards. And after the deoxidizer reacts, it will eventually produce non-toxic and harmless products such as water and iron oxides. Therefore, the use of deoxidizer will not cause any harmful effects on food.

Q: How to use deoxidizer?

A: Using deoxidizer is very simple. You just need to put the deoxidizer into the food packaging, make sure it does not come into direct contact with the food, and then close the packaging.

Q: How long can the deoxidizer be used?

A: The use time of the deoxidizer depends on the oxygen content in the package and the specifications of the deoxidizer, as well as the packaging environment and product type.

Q: How to choose the appropriate deoxidizer?

A: The appropriate deoxidizer specification mainly depends on the type, weight, packaging volume, oxygen content and shelf life requirements of the food in your package. If you are not sure which specification to choose, please contact our sales team and we can recommend the most suitable product for you according to your needs.

Q: What are the functions of oxygen absorber?

A: Depending on the formula of oxygen absorber, they have different functions, such as oxygen absorption and moisture absorption/oxygen absorption and carbon dioxide absorption/oxygen absorption and moisture absorption and carbon dioxide absorption/oxygen absorption and carbon dioxide release/water-locking deoxidizer/indicative deoxidizer, etc.

Q: What are the types of oxygen absorber?

A: Iron-based oxygen absorber and non-iron-based oxygen absorber

Q: Why does the deoxidizer generate heat when used?

A: The deoxidizer is composed of activated iron powder, which will react thermally when it encounters air. This is the heat released by the deoxidizer when absorbing oxygen, which is a normal phenomenon.

Q: Why do we need oxygen absorber in food?

A: 1) Since food packaging bags have a certain oxygen permeability, if oxygen absorber are not placed in food packaging, oxygen will slowly enter the packaging,
thereby providing conditions for the growth of mold and aerobic bacteria, and eventually leading to food mildew;
2) Under the combined action of oxygen, light, water, etc., it is easy to cause the product to become rancid, oxidative browning, and vitamin loss.

Q: What is the difference between oxygen absorber and desiccants in food?

A: oxygen absorber, also known as oxygen absorbers, are additives that absorb oxygen and slow down the oxidation of food. They are generally used in the packaging of grains such as rice and flour, as well as high-fat foods such as fried foods, moon cakes, cakes, nuts, and cheese. Desiccant includes chemical desiccants such as calcium oxide and calcium chloride, and physical desiccants such as silica gel and montmorillonite. They are generally used in popcorn, seaweed, etc. to prevent food from getting damp and affecting its crispness.

Q: Will deoxidizer leak into food be harmful?

A: The main components of oxygen absorber are iron oxide and ferric oxide. A small amount of accidental ingestion will not cause particularly serious harm to health.

Q: After using oxygen absorber, the food still deteriorates within the shelf life?

A: (1) The quality of the selected deoxidizer is unstable, and the deoxidizer model is not suitable for the product.
(2) The material of the food bag must also meet the requirements, such as KOP/CPP, NY/PE, KNY/PE, KPET/PE, PET/AL/PE, etc. Do not use OPP/CPP, PP or PE film bags. The oxygen permeability cannot be too high.
(3) The packaging bag may leak.
(4) The deoxidizer is exposed to the air for too long.

Q: Which deoxidizer is more suitable for canned food?

A: Non-iron-based deoxidizer (constant pressure deoxidizer) can not only absorb oxygen, but also release carbon dioxide gas to ensure the balance of gas pressure inside and outside the package, and will not cause the packaging bottle/can to shrink and deform, which is suitable for canned products.
Note: Not all canned products are recommended. It also depends on the customer's product storage requirements whether carbon dioxide can exist; if the customer's can is strong enough, non-iron-based oxygen absorber can also be used.

Q: What is a food deoxidizer?

A: Food deoxidizer uses reduced iron powder as raw material. It is a product specially designed to absorb oxygen inside the package. Its function is to reduce the occurrence of oxidation reactions, extend the shelf life of food, and maintain the freshness, taste and nutritional value of food.

Q: How do oxygen absorber work?

A: When oxygen absorber come into contact with oxygen in the air, a chemical reaction occurs, producing harmless byproducts such as water and iron oxides. This process can reduce oil oxidation, mold growth, and color changes in food, thereby extending the shelf life of the food.

Q: How to choose the appropriate deoxidizer?

A: The appropriate deoxidizer specification mainly depends on the type, weight, packaging volume, oxygen content and shelf life requirements of the food in your package. If you are not sure which specification to choose, please contact our sales team and we can recommend the most suitable product for you according to your needs.

Q: What are the storage requirements for oxygen absorber?

A: Oxygen absorber should be stored in a dry, cool place, away from moisture, high temperature and direct sunlight. After use, the remaining deoxidizer should be sealed as soon as possible to avoid affecting the subsequent use effect.

Q: Can oxygen absorber be used together with other food protection agents?

A: Yes, oxygen absorber can be used together with desiccants, because oxygen absorber mainly control oxygen content, while desiccants can control moisture, bacteria, etc. The two can complement each other to ensure that food remains in the best condition during transportation, storage and use.

Q: What other names are there for organic oxygen absorber?

A: Organic deoxidizer = non-iron deoxidizer, constant pressure deoxidizer, absorption and release deoxidizer

Q: What does the organic deoxidizer release while absorbing oxygen? What is its function?

A: Organic oxygen absorber release carbon dioxide while absorbing oxygen to ensure the balance of air pressure inside and outside the package.

Q: Advantages of non-iron oxygen absorber

A: 1) It does not contain metal substances, which is suitable for the requirement that the product packaging does not contain metal substances;
2) It can not only absorb oxygen, but also release carbon dioxide gas to ensure the balance of gas pressure inside and outside the package, and will not cause the packaging bottle/can to shrink and deform, which is suitable for canned products.

 

We're professional oxygen absorber manufacturers and suppliers in China, specialized in providing high quality customized service. Please rest assured to buy bulk oxygen absorber at discount price from our factory. For free sample, contact us now.

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