Teach you to deal with the problem of excessive formaldehyde in furniture


Furniture , especially small-brand furniture, has become a severely affected area where formaldehyde exceeds the standard. Indoor formaldehyde pollution has become an important killer of health.

How to get out of the "formaldehyde door", how should ordinary consumers deal with excessive formaldehyde, avoid indoor formaldehyde pollution, and live in a cleaner and healthy environment ... With a series of questions, the reporter conducted a survey.



It has been two years since the new house was renovated, but it has been unable to move in. The reporter accompanied Ms. Zhang to her idle “new house”. As soon as the door opened, a pungent odor came across. "It's been two years, the taste is still so big, I really have no idea."

According to Ms. Zhang, two years ago, she spent 400,000 yuan to buy this second-hand house of more than 60 square meters near the Tiexi Department Store in Shenyang City. As a result, only a few days after the renovation, she and her family appeared throat Itching, coughing and other symptoms. Ms. Zhang hurried to find someone to test, the results showed that indoor formaldehyde exceeded the standard. So she hurriedly moved out of her new home and rented a room outside to stay temporarily.

During the interview, the reporter learned that, like Ms. Zhang, there were not a few citizens who were forced out of their homes by "toxic furniture." Children's furniture , desks, computer desks, bed furniture and anti-theft doors have become the three major focuses of complaints about "toxic furniture" in recent years.

The General Administration of Quality Supervision, Inspection and Quarantine recently found that 85 wooden furniture manufacturing enterprises across the country found that 76.9% of the enterprises exceeded the formaldehyde standard, and the highest exceeded the standard by 116 times. Some people call this incident the "formaldehyde gate."



Furniture, especially small-brand furniture, has become a severely affected area where formaldehyde exceeds the standard. How to solve this problem, how can ordinary consumers avoid "disaster" ... With a series of questions, the reporter conducted a survey.

Completely free from formaldehyde but difficult to control but not exceeding the standard

Relevant experts from the Quality Supervision Bureau of Liaoning Province told reporters that indoor air pollution is most prominent with formaldehyde pollution and benzene pollution.

According to experts, the main source of formaldehyde pollution is man-made plates. Formaldehyde has strong adhesion, which can strengthen the hardness of the board and the ability to prevent insects and anticorrosion. At present, all kinds of particleboard, medium density fiberboard and plywood on the market use urea-formaldehyde resin with formaldehyde as the main component. It inevitably contains formaldehyde. In addition, the decoration of new furniture, walls, and floors must use adhesives, so wherever the adhesive is useful, there will always be release of formaldehyde gas. If it exceeds the standard, it will cause harm to the human body.

The effects of formaldehyde on human health are mainly manifested in abnormal smell, irritation, allergies, abnormal lung function and abnormal immune function. When the formaldehyde content in indoor air is 0.10 mg / m3, there will be odor and discomfort; when the content is 0.50 mg / m3, it may irritate the eyes and cause tears; when the content is 0.60 mg / m3, it will cause throat discomfort or pain ; No matter how high the concentration can cause nausea, vomiting, cough, chest tightness, asthma, and even emphysema.

Long-term exposure to low-concentration formaldehyde gas may cause headache, dizziness, fatigue, asymmetric sensation on both sides, excessive perspiration and visual impairment, and can inhibit sweat gland secretion, resulting in dry and chapped skin; when the concentration is high, the nasal mucosa, The upper respiratory tract, eyes, and skin are highly irritating, causing toxicity to the nervous system, immune system, and liver.

Therefore, experts say that for consumers who buy furniture, the most effective and fundamental way to prevent indoor air pollution is to choose healthy plates.

However, can the use of healthy plates completely eliminate formaldehyde?

The reporter visited a furniture manufacturer in Shenyang. The person in charge of the enterprise told reporters that from board to furniture, it also needs to be processed by veneer, paint, edge banding, etc. Unless all zero aldehyde paint, zero aldehyde edge banding, and zero aldehyde veneer are used, even if the "zero "Formaldehyde" plates will also be introduced with formaldehyde because of these processes. It is difficult to achieve true "formaldehyde-free" processing.

"But we should distinguish between the primary and secondary problems." The person in charge said that the long-term formaldehyde release of furniture comes from the base material of artificial board. Compared with the amount of formaldehyde introduced by veneers and paints, it is very small after all. At the same time, because these formaldehyde are distributed on the surface of the furniture, most of it can be volatile in 2 to 3 weeks, so it will not cause any health hazard to the human body. Therefore, the "zero formaldehyde" furniture produced with zero formaldehyde plates should be a concept of "approximately equal to zero formaldehyde". That is to say, with the existing technology and conditions, it is difficult to achieve zero formaldehyde production, but if it does not exceed the standard, it can be completely controlled.

Exceeding the standard is due to the quality but the detection method is not uniform

In the list of problem companies published by the quality supervision departments of the country and provinces and cities, the reporter found that it was mainly local small-brand products. Why have small furniture brands become the hardest hit by excessive formaldehyde emissions?

The reporter interviewed a powerful furniture company in our province. The person in charge of the company told reporters that in order for the company's products to go abroad, they introduced European environmental protection plates with a formaldehyde emission of 2 to 3 times lower than the domestic standard. However, the reporter learned from insiders that many small companies are not sacrificing product quality for profiteering, the environmental protection grade of materials such as sheet adhesives does not meet the standard, or the production process is not strict, resulting in repeated prohibition of formaldehyde.

In this regard, some experts suggest that in view of the fact that many building materials and furniture products in the current decoration market are sub-optimal and mixed, the relevant departments in various places should build a consulting platform for the purchase of green building materials and household products and establish a quality database of green decoration materials in the home improvement market. Testing and consulting services for the types of building materials and furniture.

In addition, today's consumers have significantly improved their health and environmental awareness, and the requirements for product quality are becoming higher and higher. Choosing healthy plates to provide consumers with healthier and more environmentally-customized furniture is an obligation of a responsible custom-made furniture company and a manifestation of corporate social responsibility. Enterprises must be responsible for the quality of their products and for the healthy and rapid development of the entire industry.

In this regard, industry insiders pointed out that in the process of furniture, once the formaldehyde content of plates, glue, and paint cannot be guaranteed, the formaldehyde content of furniture is likely to exceed the standard. Therefore, it is particularly important for furniture companies to strictly control the quality of the coatings used during processing.

At present, the popularity of water-based wood lacquers and other environmentally friendly furniture lacquers is relatively limited. The coating requirements are relatively high and the prices are relatively expensive. In the case of soaring raw material prices, some furniture manufacturers choose to use inferior coating products for coating. In fact, enterprises with strength and devoted to the development of environmentally friendly furniture can fully realize the docking with coating companies, and promote the popularization of environmentally friendly coating products such as water-based wood paint, light curing, powder coating and so on.

Furniture companies should also strictly control the quality in the production process. Some furniture factories think that the paint used for furniture coating has nothing to do with it. It does not carry out inspection and is not strictly controlled in the production process. This is a wrong understanding and an important reason for the excessive formaldehyde content of furniture. Only by improving the production level and strictly controlling the raw materials and various processing links can the furniture enterprises ensure that the furniture produced is environmentally friendly.

At present, the country has not completely unified the equipment and methods for formaldehyde testing. The furniture industry also needs to pass industry self-discipline, strictly control the quality of coatings, and solve the problem of excessive formaldehyde from the source, so that consumers can buy at ease and use it with confidence.

There is no description in the manual of non-standard industry management

The reporter came to the furniture market of Jiu Road, Tiexi District, Shenyang. When he walked into a furniture store, he smelled a pungent odor. The store sales staff said: "We are selling wooden furniture here, all are environmentally friendly products." But when the reporter asked why the furniture here has a pungent smell, this name

The sales staff first claimed to be the original taste of wood, and then bluntly said that these formaldehyde is mainly for the preservation of wood, and formaldehyde is easily volatile, as long as it is not harmful to the human body for a period of time.

Under the reporter's repeated persistence, the sales staff brought the furniture instructions to the reporter. However, when the reporter saw the manual provided by the merchant, he found that there was no data on the content of toxic substances in the home.

For the problem of excessive toxic substances in furniture products, in fact, the country already has industry-specific regulations, but for various reasons, these industry regulations have little effect. According to reporters, as early as 2004, the AQSIQ promulgated the mandatory standards for "Furniture Instructions." According to the requirements of the General Administration of Quality Supervision, Inspection and Quarantine, when selling furniture, businesses must provide consumers with detailed instructions for use, and also clearly mark the environmental indicators, raw material data, and toxic substances in furniture products in the instructions Content etc.

If this industry standard can be achieved, then the home is poisonous and non-toxic.

Master the necessary identification common sense to ensure the environmental protection of decoration

Of course, consumers cannot pin their hopes solely on the self-discipline of businesses. Song Guangsheng, director of China's Indoor Environmental Monitoring Center, reminded people that when buying furniture, consumers need to grasp the necessary common sense of identification. The most important thing is that consumers should keep in mind the "five not to buy": do not buy if there is a strong pungent odor; do not buy if the furniture made of wood-based panels is not fully edge-sealed; do not buy if the price is relatively low and the price is particularly easy Buy; do not buy if there are obvious problems with the internal quality; do not buy it if it is not a regular manufacturer and does not have a factory inspection or quality inspection certificate. In addition, consumers have to ask furniture dealers to show instructions marked with formaldehyde content.

The National Environmental Product Quality Supervision and Inspection Center reminds consumers that indoor air quality is related to the safety and health of family members. Before renovating the home, you must ask the authoritative testing agency to conduct indoor air quality testing, and then move in after the air quality reaches the standard.

The decoration and decoration materials with qualified performance and meeting the "pollution limit" standard shall be selected. Choose the decorative material products produced by certified enterprises, and give priority to the decorative materials of well-known famous brands.

To choose a formal decoration company, and sign a formal decoration contract to ensure the quality of decoration.

In addition, indoor ventilation and ventilation, planting some green flowers, is also an effective method to eliminate indoor air pollution. Green flowers such as Chlorophytum, aloe, gerbera, etc. can play a role in plants purifying the air.

Source China Brand Network

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