Is the test result of formaldehyde testing organization credible? The formaldehyde in the house is four times higher than the standard.

This is credible. In fact, it can be detected by formaldehyde detection box and formaldehyde detector. The most important thing is in addition to formaldehyde's method.

1. Window ventilation method: Be sure to open more windows for ventilation after renovation. No matter what in addition to formaldehyde you use, keep it ventilated. This is the most effective. such as

2, chemical method: there are many formaldehyde scavengers on the market, but these formaldehyde scavengers are all kinds of raw materials and grades, many of which are inferior raw materials, which will cause clean pollution. I suggest you be careful when you choose.

3. Physical adsorption method: Nano-active ore, activated carbon and other materials are good formaldehyde adsorbents, and there are many tiny pores in their materials, which can adsorb a lot of formaldehyde.