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Liangpi suffers from sticky and sour hands. How can chlorine dioxide change its fate

03 - Jul - 2026

In the hot summer, a bowl of Liangpi can bring cool and happiness, which is a good choice for relieving the heat. However, Liangpi is easy to become sticky and sour during processing, which affects the taste and may cause food safety problems.

What on earth causes Liangpi to become sticky and sour?

Research shows that microorganisms in water are the main reason for the deterioration of Liangpi. If the production water is not thoroughly disinfected, bacteria and mold will multiply in large numbers, and decompose starch and protein, leading to deterioration of Liangpi. This problem has puzzled Liangpi enterprises for a long time and has become a key problem to be solved in the industry. The emergence of chlorine dioxide sterilization technology provides new solutions for Liangpi enterprises, and more and more enterprises begin to adopt this technology as a response strategy.

Chlorine dioxide: the "sterilization guard" in the processing of Liangpi

Sterilization principle: strong oxidation+efficient inactivation

Chlorine dioxide (ClO ), as an internationally recognized green disinfectant, has shown outstanding performance in the field of sterilization. Its oxidation ability is 2.6 times that of chlorine gas, which can quickly penetrate microbial cell membranes, destroy intracellular protein and enzyme systems, and effectively eliminate bacteria, viruses, and fungi.

The sterilization efficiency of chlorine dioxide is extremely high, with a concentration of only 0.5-1mg/L, it can eliminate 99% of bacteria within 1 minute, and the sterilization efficiency is 10 times that of chlorine gas. In addition, microorganisms are not easily resistant to it, ensuring stability and reliability for long-term use.

For this reason, don't worry about the sterilization problem in food processing. I recommend trying Xiuba's stable chlorine dioxide solution. It uses high-purity formula, with strong and stable bactericidal power. The concentration can be precisely controlled according to different production processes to meet diverse process requirements. This solution is produced strictly in accordance with the GB/T20783-2006 standard and has excellent quality. Whether it is the water purification of Liangpi processing, the disinfection of sedimentation tank, or the entire food processing process, Xiuba Solution can deal with it efficiently and protect food safety production in an all-round way.

Application scenario: Full process protection from water source to sedimentation tank

Chlorine dioxide plays an important role in the processing of Liangpi, especially in the sterilization of production water. Adding an appropriate amount of chlorine dioxide to water can effectively kill microorganisms, ensure clean and safe water source, and provide basic guarantee for Liangpi production. In addition, chlorine dioxide is also used for sedimentation tank disinfection. Regular treatment can reduce microbial growth and ensure water quality safety. Therefore, chlorine dioxide has built a comprehensive protection in the production of water for Liangpi.

Why can chlorine dioxide prevent Liangpi from getting sticky and sour?

Dual function: bactericidal and bacteriostatic

Chlorine dioxide can effectively prevent Liangpi from getting sticky and sour through its dual functions of sterilization and bacteriostasis. It can quickly eliminate bacteria in water, form a protective layer on the surface of Liangpi, inhibit microbial reproduction, extend the shelf life for 3-5 days, and maintain the color, elasticity and flavor of Liangpi.

Addressing the issue of traditional disinfectants

Traditional disinfectants such as sodium hypochlorite may have residual chlorine odor, affect taste, and even generate carcinogenic substance trichloromethane. Chlorine dioxide avoids these problems. It is non-toxic by-product, does not react with organics, and has high safety. It meets the GB2760-2006 standard, and is suitable for Liangpi processing industry.

Water quality safety: the "lifeline" of Liangpi production

In addition to chlorine dioxide sterilization technology, Liangpi processing also needs to ensure water quality safety from multiple dimensions.

Core issue 1: Water source selection

Enterprises should prioritize the use of municipal water supply, as it has undergone strict treatment and testing to ensure stable and safe water quality. If self provided water sources are required, key indicators such as heavy metals and microorganisms must be regularly tested to ensure compliance with production standards. The location of water source should be far away from pollution sources, such as industrial wastewater discharge area and pesticide residue farmland, to ensure the quality and safety of Liangpi.

Core issue 2: Water quality pretreatment

Water quality pretreatment is very important to the production of Liangpi, including three-stage filtration: sand filtration, activated carbon filtration and precision filtration. Sand filtration removes large particle impurities, activated carbon adsorbs odors and harmful substances, and precision filtration removes small particles and microorganisms to ensure pure water quality. Hard water softening treatment prevents the formation of scale, avoids equipment blockage and affects sterilization efficiency, and ensures smooth production.

Core issue 3: Daily management

Enterprises need to establish a strict water quality monitoring mechanism, testing key indicators such as total bacterial count, residual chlorine, turbidity, etc. every week, and adjusting them in a timely manner when the indicators are abnormal to ensure that the water quality meets the standards. At the same time, pipelines and water storage tanks should be regularly cleaned to prevent the growth of microorganisms in biofilms, which can cause secondary pollution and affect product quality. Regular cleaning is a key measure to ensure water quality safety.

Three key points for scientific use of chlorine dioxide

The first element: precise control of concentration

Accurate control of chlorine dioxide concentration is crucial. Enterprises should adjust the dosage according to the actual water quality, with a recommended range of 0.2-1.0mg/L. Insufficient concentration may not effectively kill bacteria, while excessive concentration may affect product quality or pose safety risks. Therefore, precise control of concentration is the key to ensuring the effectiveness of chlorine dioxide.

Second element: Avoid mixing with acidic substances

When using chlorine dioxide, it is necessary to avoid mixing with acidic substances to avoid reducing its bactericidal effect. Enterprises should store chlorine dioxide separately from acidic substances and follow correct operating procedures to ensure its bactericidal performance.

The third element: employee training

Employees directly operate chlorine dioxide, and its standardization affects the safety and effectiveness of use. Therefore, professional training must be provided to employees, including the properties of chlorine dioxide, usage methods, precautions, and emergency measures. Ensure that employees are proficient in operating procedures to ensure safe and effective use of chlorine dioxide, give play to its sterilization advantages, and ensure the quality and safety of Liangpi production.

Liangpi, as a popular local specialty food, is not only a delicacy, but also carries profound regional culture and people's good memories. However, to ensure the quality of Liangpi, we cannot do without the strong support of modern technology.

Chlorine dioxide sterilization technology is becoming the "invisible guardian" of Liangpi processing industry due to its advantages of high efficiency, safety and low cost. It helps enterprises solve technical problems, achieve cost reduction and efficiency improvement, and is also a commitment to consumer health. The combination of technology and traditional food will make Liangpi more popular in the new era and bring consumers safe and delicious enjoyment.