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Anonymous users2024-01-24It's pretty much the same.
The release of formaldehyde is a long process, after the house is fully installed, there may be a lot of harmful gases in the room, mainly from: TVOC, benzene, xylene, formaldehyde released in the wall paint, etc.; Formaldehyde released by wooden furniture, formaldehyde released by wooden flooring, etc. These gases may be harmful to health, and you can choose herbal Dialin to treat them.
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Anonymous users2024-01-23Air formaldehyde refers to the free formaldehyde that has been volatilized in the air.
Furniture formaldehyde refers to the formaldehyde contained in the glue in the furniture board, which is the source of formaldehyde release in the air. The period of its release is 3-15 years.
Furniture formaldehyde testing is a destructive test, but it is actually a material test, not a finished product test. There is no corresponding national standard for finished product testing, which is very sad, it is nothing more than the need for a large-size climate chamber. >>>More
No instruments are required. Just sniff it up close with your nose. If there is a pungent smell, it must be exceeded.
Formaldehyde already exists, and most of it is now claimed to be 0 formaldehyde.
I remember it was unqualified, I remember the air testing standard. >>>More
Furniture, wallpaper, composite panels, etc. will emit formaldehyde, you can't kill the furniture with a stick, it is indeed higher, you can use the five-degree fresh air system, so that the indoor ventilation for a few days formaldehyde is standard. You don't have to look for who it is.