The hazards of excessive formaldehyde in textiles
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Formaldehyde hazards in textiles
The function of formaldehyde in textiles is to form a cross-linking agent with artificial resin to form a protective layer on the sample, which has It has the functions of no ironing, anti-shrinkage, anti-wrinkle and easy to remove stains. However, excessive formaldehyde can be harmful to human health. Formaldehyde has a strong irritating effect on the skin and eye mucous membranes. If there is excessive formaldehyde in textiles, it will be gradually released during the wearing process, causing harm to the human body through the skin and respiratory tract. It is especially easy to irritate the skin and respiratory tract of infants and young children. Especially if infants and young children wear underwear close to the body, the harm will be even greater. When children are physically affected by wearing clothes with excessive formaldehyde, mild symptoms include tearing, coughing, contact dermatitis, and finger and nail pain. In severe cases, symptoms such as insomnia, dizziness, and headaches may occur. Wearing clothes with excessive formaldehyde for a long time and inhaling low-dose formaldehyde gradually accumulating can also cause chronic respiratory diseases, conjunctivitis, pharyngitis, asthma, bronchitis and other diseases, and may even induce cancer.
The limits for formaldehyde in the GB18401 National Basic Safety Technical Specifications for Textile Products are as follows:
Baby products (Category A), formaldehyde content 20mg/kg;
Direct contact with skin (Category B), formaldehyde content 75mg/kg;
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Non-direct contact with skin (Category C), formaldehyde content 300mg/kg;
Consumer Guide:
① When purchasing textiles and clothing, consumers should try to choose clothing sold by regular commercial enterprises, and pay attention to the content of product labels to ensure that they are satisfied with their purchase. The product.
② When using newly purchased textiles and clothing, consumers should wash them first to reduce the impact of fabric pH or color fading on human skin.
③When consumers buy textiles and clothing, try to choose light-colored products to prevent the dyes of dark-colored products from fading or fading. For dark-colored products, You can use a white cloth to rub the product. If the color fades, it is definitely a substandard product and cannot be purchased.
④ When purchasing, you can ask the merchant to see whether the product has a test report from a formal testing agency. If there is no test report, you cannot purchase it.
⑤ When purchasing textile clothing, especially non-iron clothing and printed paint clothing, first ask whether the clothing has a fishy or peculiar smell, and if so, Can not purchase.
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