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Clean water "no" net Super 75% household filter filter hidden danger
According to a survey by authoritative institutions in the world, in developing countries, 8% of all kinds of diseases are spread by drinking unsanitary water. At least 20 million deaths worldwide are caused by drinking unhygienic water every year. In recent years, with the popularization of the concept of healthy drinking water for Chinese people, the water purifier has been slowly accepted and become a new choice for drinking water, and quickly entered the homes of ordinary people.

The water purifier enters the kitchen space, the original intention is to put a healthy "protective wall" for the family water, so that the family can drink safer and healthier water. However, some media reported that more than 75% of households have a phenomenon that the water filter is not standardized, causing secondary pollution of water to seriously affect human health. Is it a blessing to install and use a water purifier? On this topic, Zhongjie.com interviewed Zhou Wenhong, the chief engineer of the Physical and Chemical Analysis and Testing Center of China Household Electrical Appliances Research Institute, Chen Yingzhu, the general manager of Kohler Kitchen Water Purifier Division, and the high-end whole house water purification expert of Fujian Exxon Environmental Protection Technology Co., Ltd. Hong Zhenhua and several other experts in the water purification industry.

Is the water purifier purified?

With the non-standard filter element replacement, the news of “secondary pollution” of drinking water has surfaced, and the topic “The water purifier should not be installed” is very hot. In this regard, the reporter asked the water purification experts: What kind of substances in the drinking water can purify the water purifier, to what extent?

Zhou Wenhong, chief engineer of the Physical and Chemical Analysis and Testing Center of China Household Electrical Appliances Research Institute, said that the current water purifiers in the market are mainly divided into two categories, namely general water quality processors and pure water processors. Among them, the general water quality processor includes an activated carbon water purifier and an ultrafiltration water purifier. Activated carbon water purifier mainly purifies turbidity and total coliform bacteria. Ultrafiltration water purifier mainly purifies volatile phenols, oxygen consumption, chloroform and carbon tetrachloride; while pure water treatment equipment mainly performs Purification of arsenic, cadmium, lead, hexavalent chromium, fluoride, nitrate nitrogen, chloroform, carbon tetrachloride. In addition, there are some water purifiers that have been certified to be highly purified to help people purify specific substances that have been tested and certified.

Chen Yingzhu, general manager of Kohler Kitchen Water Purifier Division, also explained that it is necessary to install a water purifier. He said that in addition to reducing the intake of harmful substances such as microorganisms, heavy metals, chemical pollutants, and disinfection by-products, the water purifier can also improve the taste of the food and the water from the equipment used to purify and soften the water. The quality of life such as the moisture content of the skin is improved during the process.

"At present, RO reverse osmosis technology is the mainstream of China's water purification technology, which can remove pollutants in water to a great extent. For example, the removal capacity of typical heavy metal lead and cadmium can reach over 99.8%, and the removal rate of organic chemical pollutants such as carbon tetrachloride. Up to 99.9%, the removal rate of typical disinfection by-product chloroform can reach 99.9%, etc." Mr. Chen Yingzhu further examples.

Mr. Hong Zhenhua of Exxon believes that “the installation of water purifiers is very necessary. Because tap water contains bleaching powder, and the process of running water from the waterworks through the pipeline to people’s homes will produce a lot of dirty things, such as the colloid and, sediment of the pipeline,scale, etc. Installing a water purifier can reduce the probability of illness."

Where is the “secondary pollution”?

People's livelihood is no small matter. Although the original intention of installing and using water purifiers is very good, the "secondary pollution" problem affects people's health and cannot be ignored. Finding the root cause of the problem, the right medicine is the key.

Mr. Chen Yingzhu, Kohler Kitchen, admits that the current non-standard replacement of water purification filters on the market is indeed very serious, mainly in three forms. One is that it does not realize the importance of replacing the filter element, which means that it is not replaced or not replaced in time. Secondly, it is important to know how to replace the filter element, but it is not known under what circumstances to start the replacement; third, due to the clean water in the past few years. The industry is developing rapidly, and the manufacturers are mixed. When consumers want to replace the filter, they can't find the manufacturer who bought the water purifier.

“The problem of non-standardization is mainly that it does not operate according to the installation instructions or does not replace the filter element regularly.” Director Zhou Wenhong further pointed out that in the installation process, it is necessary for the professional to refer to the national regulations on the installation and maintenance of the water purifier (such as QB/T4693, QB). /T4692, etc.) to avoid secondary pollution of water quality. Individuals should also pay attention to regular replacement during the use process and ask the professional to come to the door for repair.

Multi-party support for "secondary pollution"

From the market sales in recent years and the information released by professional data companies, the annual sales volume of water purifiers in China is over 10 million, and the development curve continues to rise. Obviously, the development prospects of water purifiers are huge. How to remove the "secondary pollution" stinger from the industry itself? Experts have to help out.

Director Zhou Wenhong gave five dimensions for ordinary consumers to learn from. The first is to look at the health permit approval. Only the water purifier that has obtained the sanitation approval can be produced and sold; the second is to check the electrical safety test report or the compulsory certification; the third is to look at the performance test report or the performance certification certificate to understand the water-saving effect and purification effect of the product. And other performance; Fourth, according to the actual water quality needs to buy the corresponding water purifier; Director Zhou Wenhong also stressed that consumers should pay attention to product after-sales service, such as whether there are professionals can regularly visit the door.

“Keller's Refco series kitchen RO machine has “3D Reminder” intelligent filter reminder function, reminding users from three dimensions of time, water volume and water quality. When the filter expires, it will light up. Red light and sound warnings effectively remind users to replace them in time.” In addition to mentioning the health permit approval, performance test report, brand after-sales service capability, Kohler kitchen and toilet also provides effective solutions from the products.

“In addition to the ingenious production of the products, the user is reminded to change the time when selling. The Exxon water purifier also has a filter life boundary alarm system.” Mr. Hong Zhenhua added, “We even let the agents do the data control of the users. Track accurately, serve customers with big data, and treat users as their own family."

 

 



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