How much does the indoor formaldehyde content exceed the standard

Speaking of formaldehyde, I believe everyone is familiar with it. Then the problem is coming. Do you know how much indoor formaldehyde content exceeds the standard? What are the main sources and hazards of indoor formaldehyde? Next, I will give you a brief introduction.

How much does the indoor formaldehyde content exceed the standard

According to the regulations, the maximum allowable indoor formaldehyde concentration is 0.08mg/m? If it is greater than 0.08mg/m? , will be regarded as excessive formaldehyde content. Therefore, if it is a newly renovated house, it is best to open the window for a few months before considering the occupancy problem.

What harm does formaldehyde do to human body?

1, slight formaldehyde pollution

Light pollution, its content is often 0.09mg/m? To 0.3mg/m? Most people don't pay much attention to the slight formaldehyde pollution. Mainly because the indoor formaldehyde content is low, people in this environment do not have much reaction. Of course, with the passage of time, there will be symptoms such as dizziness and chest tightness. At first, people will not think that it is caused by formaldehyde pollution, just need more rest.

2. Serious formaldehyde pollution

Heavy pollution, its range is 0.4mg/m? —0.8mg/m？ Compared with light pollution, the symptoms are more intense. Symptoms such as shortness of breath, sore throat and general fatigue usually appear within 24 hours to 48 hours, and plants will wither inexplicably in heavily polluted rooms, which can be used as a criterion for judgment. What needs to be reminded here is that heavy pollution is not suitable for occupancy, and you must move out immediately, otherwise it will threaten the safety of yourself and your family.

Where is the main source of indoor formaldehyde?

1, decoration materials

This is a common cause of formaldehyde, such as wall materials, wood-based panels and non-solid wood furniture. Therefore, when choosing furniture, in addition to choosing styles, you must also choose environmentally friendly furniture and materials, and check the relevant certification of environmentally friendly furniture. If conditions permit, please consult a professional formaldehyde testing agency after purchasing furniture.

Editor's summary: after reading the above introduction, I believe everyone has a further understanding of how much indoor formaldehyde content exceeds the standard. Please continue to pay attention to our website for more information, and more exciting content will be presented to you later.