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Hollandes hadn't heard of it, couldn't find it; Panasonic is a big brand, and it must have a certain quality assurance. There are many purifiers that will say that they are professional in removing formaldehyde, and if you go deep into the market, you will know:
1. The air purifier in addition to formaldehyde is useful, mainly for indoor air circulation filtration, which can only be said to treat the symptoms but not the root cause.
2. It may cause indoor secondary pollution. Some of the filters have activated carbon for physical adsorption and some chemical decomposition of formaldehyde removal, which may cause secondary pollution. For example, activated carbon adsorbs formaldehyde molecules and odor molecules, etc., which need to be replaced in time, otherwise these polluting molecules may be released after a long time (non-technical term, that's what it means).
3. If you use an air purifier, first of all, on the basis of abiding by the time of replacing the filter, see if you want to replace the filter in advance according to your indoor situation to avoid secondary pollution; Second, it is best to use the air purifier with doors and windows closed, otherwise it will reduce the purification effect; Thirdly, the purifier is mainly based on the CADR value to judge the applicable area, and based on the above, the purifier is mainly used in stages, or as an auxiliary product of Shenghuan fresh fan for indoor air treatment.
Summary: If you really want to achieve a good indoor air environment, it is recommended to focus on Shenghuan fresh fans, supplemented by air purifiers, and the new fans can meet the root causes, and the air purifiers can meet the standards in the short term.
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Hollandes specializes in air purifiers, Panasonic is mainly engaged in electronic devices, and cameras are very good!
The smell of a newly renovated house is strong, and the best way to remove formaldehyde is to ventilate.
The fastest way to remove formaldehyde is under high temperature, high humidity and very, very good ventilation conditions.
Whether it is an air purifier or a fresh fan, there is no indicator to cure the root cause, because the potential volatilization time of formaldehyde is 3-15 years, and the volatile concentration depends on the temperature and humidity of the environment, and the formaldehyde pollution is the most serious in summer.
The principle of purifying indoor air with an air purifier is to continuously draw indoor air through the air purifier filter to purify, and then deliver clean air, and so on.
The fresh fan continuously extracts the indoor air, and at the same time transports the outdoor air to the room, resulting in air circulation.
As for whether the air purifier and fresh fan have any effect on removing formaldehyde, it is recommended to take a look at its purification principle.
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When we decorate, we will strictly control the selection of materials, reasonable planning and decoration, minimize the release of formaldehyde from the root, and in the subsequent time, we will also take other treatment measures, those useless "soil methods" than if skin, smoked vinegar, etc. There is no need to say again, because these methods are completely useless. They only play a role in masking the smell of formaldehyde and cannot remove formaldehyde from the root.
At present, the more effective method is the air purifier that is chosen by more and more people!
In order to better remove formaldehyde, Northumberburg, Germany, uses nano mineral crystals instead of activated carbon! The adsorption capacity of nano crystals is 6 to 9 times that of most ordinary activated carbons, and because there are more voids, they have a longer lifespan! On this basis, in order to prevent secondary pollution, MSD formaldehyde decomposition technology has also been developed, with nano mineral crystals to form a purification method of adsorption and decomposition, which can decompose formaldehyde into carbon dioxide and water while efficiently adsorbing formaldehyde, completely solving the disadvantages of secondary pollution of traditional air purifiers!
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I have two air purifiers for myself, I opened the back cover to see the filter, and I personally think that the main thing is to filter dust.
If you purify formaldehyde, it feels almost.
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Useful, the newly renovated house is generally seriously over-polluted, and the air purifier can also play a role, but it is recommended to ventilate for at least three months, put more green plants that absorb formaldehyde indoors, and use some formaldehyde products such as Mayan blue, activated carbon, etc.
The little fun purifier in my house may be because there are large-area filters on the left and right sides, so the removal efficiency of formaldehyde is quite fast, before starting to purify, the formaldehyde concentration has reached a few, less than a day after opening the purifier, and then tested, it has dropped to about the left, but formaldehyde is constantly volatile, so it has to be opened often, and it is best to cooperate with the window ventilation, and the two-pronged effect is better.
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Yes, but the removal of formaldehyde still needs to start at the source.
Window ventilation + auxiliary means can only be partially removed, and if you want to cure the root cause, you should also control it from the source.
To deal with formaldehyde, the commonly used removal method is to open windows for ventilation + auxiliary means, the latter includes the use of purifiers with formaldehyde removal functions, formaldehyde removal sprays, activated carbon bag adsorption, and new photocatalyst technologies. However, these "auxiliary methods" have their own limitations, and experts have analyzed them one by one.
It is indeed feasible for purifiers to remove formaldehyde, but for the formaldehyde that has been released, the formaldehyde that has not yet decomposed in building materials still exists. Song Guangsheng said that when choosing an air purifier, many people are superstitious about foreign brands, in fact, the problem of formaldehyde pollution abroad is not serious, and this technology is more studied in China.
However, at present, the filter technology is more mature than the formaldehyde adsorption technology, and the removal of formaldehyde is also an additional function of the air purifier.
Activated carbon itself has a strong adsorption capacity for toluene and volatile organic compounds, but a weak adsorption capacity for formaldehyde. Song Guangsheng said, "The precondition for activated carbon to adsorb formaldehyde is that formaldehyde must be activated, and it is difficult to remove it just by putting a carbon bag."
Moreover, with the increase of use time, the adsorption capacity of the carbon bag will be saturated, and even if the carbon bag is used to adsorb other pollutants, it also needs to be 'reset' by exposure to the sun. ”
Formaldehyde eliminators, photocatalysts and other technologies rely on chemical reactions to remove formaldehyde, which is effective but may produce harmful by-products. "Photocatalysts use redox reactions, which allow carbon dioxide and other hydrocarbons to decompose formaldehyde under ultraviolet light, which is harmless in itself. However, if there are chloride ions, nitrogen or other elements in the air, they will form by-products that are harmful to human health.
"In reality, it's hard to ensure that indoor air doesn't mix with other ingredients. ”
The volatilization time is long, the harm is great, it is difficult to remove, and the most fundamental way to eliminate formaldehyde pollution is to eliminate it from the source. Song Guangsheng suggested that the state should formulate new standards to remove building materials containing urea-formaldehyde glue from people's homes and replace them with new materials without formaldehyde.
"No formaldehyde added" is not equal to "zero formaldehyde". Trees themselves have trace amounts of formaldehyde, so solid wood floors are not "zero formaldehyde". For the classroom pollution problem that people are most concerned about, experts suggest that regulations should be made for special furniture in classrooms, and the use of urea-formaldehyde glue should be prohibited.
Song Guangsheng also reminded that due to the small space inside the vehicle, even a small formaldehyde content will have a greater impact on the human body, and measures must be taken to remove it.
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An air purifier can purify formaldehyde. However, the air purifier is also divided into functions, and the better air purifier purifies formaldehyde, and the air purifier is achieved through a filter inside the air purifier, which is achieved by activated carbon on the filter screen, which belongs to the physical adsorption method. Air purifiers also use this method to purify formaldehyde.
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The volatilization of formaldehyde is slow and long-term, and it is volatile little by little, and it cannot be removed in a short time.
First of all, it is possible and useful for an air purifier to remove formaldehyde.
The formaldehyde removal of the purifier depends on the formaldehyde CADR value of the purifier, and the higher the value, the better. Formaldehyde CADR value means the amount of clean air per hour, simply put, how much air without formaldehyde can be given to you in an hour. It also depends on the formaldehyde CCM, which means that the filter screen of the purifier can adsorb the amount of formaldehyde that is decomposed; The higher the value, the better, and the higher the value, the more formaldehyde can be removed.
The best way to remove formaldehyde is to open the window for ventilation, but the window will enter; Then the best way is to install a new fan, the new fan can suck the outdoor fresh air into the room and discharge the old indoor air outdoor, so that the indoor air is circulating, and the formaldehyde will be discharged outdoors at any time.
Note that the fresh air needs to install a haze removal filter, and the fresh air system on the market is currently inflated. You can choose the cheapest ducted fresh air, and then add an air purifier to clean the air in both directions.
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It is recommended that you use an artificial purifier (funny).
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An air purifier has a certain effect on a newly renovated house. In general, the higher the formaldehyde CADR value of the air purifier, the better, and it is recommended to choose an air purifier with a good reputation for quality. If the purifier removes formaldehyde odor slowly, and the formaldehyde odor removed is not as good as the formaldehyde odor emitted by the new house, then it is ineffective.
You can also use activated carbon, photophyll and other substances to remove formaldehyde by yourself
The use of activated carbon can also adsorb odors and achieve the effect of removing odors. In addition, activated carbon is easy to buy, ** low, and can be placed in several packs in the room; The use of some plant extracts of photophyll materials can also be used to remove odors. Compared to perfume, it can really deodorize rather than just mask the smell.
Opening windows for ventilation is definitely the most economical, convenient and effective, and achieves the effect of deodorization by realizing the circulation of air.
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The most important thing for a well-decorated house is to remove formaldehyde. When choosing an air purifier, it is recommended to choose a product marked with the function of "removing formaldehyde", which will be slightly higher, if the budget is not high, you can also try the following methods, so that you can spend the least money and control formaldehyde efficiently.
1. Wise Stone.
It is a purification product favored by decoration families in recent years, compared with other formaldehyde removal products, its own pores are more, with the dual function of absorption and decomposition, and the speed of formaldehyde removal is also fast. Its unique decomposition function can save the time of drying, and it is more convenient to use, which can effectively control the formaldehyde problem for a long time. When choosing, it is important to note that it is a gray ore with an irregular shape and is not a round particle.
2. Activated carbon.
Activated carbon has the function of adsorbing formaldehyde and other harmful substances, but activated carbon does not have the function of decomposition, so the adsorption capacity is limited, easy to saturate, and needs to be replaced frequently, otherwise it will become a new pollution source to emit harmful substances to the outside, resulting in indoor secondary pollution
3. Wind fan.
We all know that the easiest way to remove formaldehyde is to ventilate, the room ventilation is not in a good state of the family, through the fan to accelerate the indoor and outdoor air flow, accelerate the discharge of formaldehyde-containing air, can effectively reduce the indoor pollutant concentration, but it can only treat the symptoms can not cure the root cause, and this method may not be very practical in the season when you need to keep warm.
Fourth, the fresh air system.
The fresh air system can ensure that the home is in a ventilated state 24 hours a day, which can greatly increase the exchange of indoor air and the outside world, although the effect is very good, but the first time of this fresh air system is more expensive, and it is a better choice to install it before decoration.
5. Photocatalysts.
Photocatalyst, as the name suggests, is a catalyst mentioned in our junior high school chemistry, which decomposes formaldehyde into carbon dioxide and water through light, reduces the formaldehyde content in the room, and achieves the purpose of removing formaldehyde.
Summary: Formaldehyde is very harmful, and the selection of furniture and decoration materials should be strictly controlled when decorating new houses to reduce formaldehyde from the source.
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Of course, it is much better to have an air purifier, but it is also necessary to increase the room temperature, accelerate the volatilization of formaldehyde, open windows for ventilation, and cultivate large-leaved flowers (pothos, monstera, etc.), which will allow formaldehyde and other toxic gases to be disposed of as soon as possible.
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Hello! It is recommended that you buy an air purifier. Because the newly renovated house smells too strong of formaldehyde. And formaldehyde is not good for the body, not to mention that the haze phenomenon is so serious now, and it is good to install an air purifier in the home.
My house is a newly renovated house, and a friend introduced an air purifier to Oushi Shield, and the effect is very good.
The watchtower lord adopted
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Answer: Air purifiers cannot completely remove formaldehyde, most air purifiers are composite filters, with a layer of activated carbon, which can physically adsorb formaldehyde, and some have chemical components that can catalyze the decomposition of formaldehyde, but the filters need to be replaced in time. You must know that formaldehyde emissions in the home environment can be as long as 15 years!
When it comes to formaldehyde removal, there are now many household formaldehyde removal services that use chemicals to reduce formaldehyde content, but it is very likely to cause formaldehyde**. What plants, fruit skins, activated carbon, adsorption capacity is very limited, and it will be emitted twice, the most effective way is to open the window for ventilation, and directly dilute and discharge the indoor air with formaldehyde with fresh air.
Air purifiers now also have a lot of products for formaldehyde, but in fact, it is still chemical decomposition or physical adsorption, which may cause secondary pollution, and the decomposition and adsorption are limited, and the filter needs to be replaced in time. It is recommended to directly install Shenghuan fresh fan, which can achieve 24 hours x 365 days of ventilation and filtration, which is a direct solution to the problem of no secondary pollution.
4. Biological effects: Experimental studies and clinical observations have shown that air negative ions have many biological effects on the body. Recommend a heart air purifier, he has this function, after use, the air becomes very fresh, can reduce all kinds of air pollution, and bring you a comfortable environment.
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It must be investigated by the relevant departments.