When its concentration reaches 0.08-0.09mg/m3 per cubic meter of air, children will have mild asthma. When the indoor air reaches 0. 1mg/m3, there will be odor and discomfort; When it reaches 0.5mg/m3, it will irritate eyes and cause tears.
Up to 0.6 mg/m3, which may cause throat discomfort or pain. When the concentration is high, it can cause nausea and vomiting, cough and chest tightness, asthma and even pulmonary edema; When it reaches 30mg/m3, it will kill people immediately.
Keep the indoor air circulating. When the outdoor air is good, open the window for ventilation, which is a good way for indoor furniture and floors to emit and discharge formaldehyde.
Extended data
1, modern floors and furniture will have some formaldehyde more or less, and you will often smell a pungent smell when you open the cupboard. The formaldehyde content of wooden floor is much smaller, and solid wood composite floor also contains formaldehyde.
2. The floor formaldehyde content standard is divided into three grades: E2. E 1 .e0. generally reaches the level of e1and meets the national quality requirements (formaldehyde content meets the national standards).
3. The formaldehyde emission limit of national standard E 1 grade products is ≤ 1.5mg/L, and everyone is pursuing health. For ordinary consumers, it is recommended to choose E 1 grade environmental protection product standard, with low formaldehyde content.
People's Network-How harmful is formaldehyde? What does it have to do with leukemia? See authoritative interpretation
Baidu encyclopedia-formaldehyde poisoning