As people's awareness of environmental protection becomes stronger and stronger, more and more environmentally friendly products are appearing on the market, such as environmentally friendly paint. The so-called environmentally friendly paint actually means that the various properties and indicators of the paint meet the national requirements for production technology. This kind of paint is applied on the surface of objects, which can effectively protect the objects and play an anti-corrosion and insulation effect. So does environmentally friendly paint contain formaldehyde? First, does environmentally friendly paint contain formaldehyde? Environmentally friendly paint contains formaldehyde to a greater or lesser extent. It is impossible to have completely environmentally friendly paint because it contains substances such as benzene and formaldehyde. The definition of environmentally friendly paint is that the content of formaldehyde and benzene is lower than that of ordinary paint, and the harm to the human body is relatively small, so it is called environmentally friendly paint. However, due to the cumulative effect of indoor space, if too much environmentally friendly paint is used, pollution may also occur, and formaldehyde may also exceed the standard! Second, environmental protection indicators of environmentally friendly paint: Environmental protection indicator 1: VOC content. The country now implements a mandatory standard, namely VOC≤120g/L. There are three types of VOC effects on the human body: odor and sensory effects; pathological conditions caused by mucous membrane irritation and other systemic toxicity; certain volatile organic compounds have been proven to be carcinogens or suspected carcinogens. Environmental indicator 2: Formaldehyde content. The country now implements a mandatory standard value of ≤100mg/kg. Formaldehyde itself is highly toxic and has a strong coagulation effect on proteins. It can combine with the amino and hydroxyl groups of nucleic acids to denature them. It can hinder the action of gastric and pancreatic enzymes, thus affecting metabolic functions. Its vapor is carcinogenic to rodents. Environmental indicator 3: heavy metal content. Heavy metals mainly refer to soluble substances such as lead, cadmium, chromium, and mercury. Some heavy metals are essential trace elements for the human body within a certain concentration, but when the amount entering the human body exceeds the limit that the human body can tolerate, it can cause serious physiological damage and trigger a variety of diseases. Lead poisoning is more serious for children, who are particularly susceptible to lead. US federal regulations CFR1303 stipulates that paints with a lead content greater than 60 mg/Kg are lead-containing paints and are prohibited from being used in public places or indoor decorations. Does environmentally friendly paint contain formaldehyde? You can find the answer by understanding the above content. Environmentally friendly paint does not mean non-toxic and harmless. Excessive use indoors will also produce harmful substances, which will cause certain harm to children's health. Therefore, it is recommended that when consumers purchase environmentally friendly paints, they need to go to regular stores to purchase environmentally friendly paints produced by regular manufacturers. In particular, they should pay attention to the fact that the products must have batches and batch numbers approved by the state, and do not easily believe the various test reports provided by the sellers. |
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