House decoration is a step that must be taken to buy a new house. For the renovated house, there is always a pungent smell. This is often the smell of formaldehyde. How do we detect excessive levels of formaldehyde ? Only the taste is indistinguishable. Here we are for everyone. Introduce five kinds of indoor formaldehyde detection methods, let you master the level of pollution at home, and then remedy the situation, a good removal of formaldehyde.
How to detect excessive formaldehyde
1, choose a third-party testing company
Generally, individuals cannot directly detect formaldehyde. This invisible material can only be detected by some physical and chemical methods. The following will describe these methods, but if you ignore these methods or simply do not Understand, you can find third-party inspection companies, they will issue relevant test certificates.
2, formaldehyde self-test box
This is a simple and easy method of self-testing. Generally, before testing with a third-party testing company, you can use a self-test box to perform the test. If you find that the formaldehyde may exceed the standard, you can look for a third-party company. Precision testing. The self-test box is similar to a ph test paper. You can get a formaldehyde score by comparing the colors. If the test liquid shows a blue color is an indication of excessive, it should be as soon as possible to ask a professional company for testing.
3, self-testing method
According to their own feelings to make judgments, for example, the whole family moved into their new homes after the collective cold, immunity is low, easy to headaches and dizziness. Reduced energy is easy to wear out. It has a pungent odor, especially if you feel tears in your eyes when you are near a piece of furniture. At this time, make more precise inspections as soon as possible and keep the room well ventilated.
4, animal and plant responses
Observing the response of plants and animals can also detect formaldehyde to a certain extent. For example, plants withered and died. This happens just after moving into a new home. The pets who are raised are sick, do not eat food, have low resistance, and have low vitality. They always like to stay quiet. If such a situation occurs, and your family has similarly low resistance, it can basically confirm that your new home is problematic.
5, physical and chemical methods
Most of the detection of formaldehyde uses physical and chemical methods. This is the most sophisticated method and is also used by third-party testing companies. Most people are unable to use them. Detection methods include: AHMT spectrophotometry, phenol reagent spectrophotometry, gas chromatography electrochemical, sensor method.
The above five methods are all designed to better detect whether formaldehyde is excessive or not , and have a good understanding of the level of formaldehyde in order to be better eradicated in order to better make fresh tastes at home every day. Family health is real. health.
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