In home decoration, substances harmful to human body are often produced. Formaldehyde is the most common one. Let me introduce you to formaldehyde. 1. What is formaldehyde? Formaldehyde (HCHO) is a colorless, highly irritating and highly toxic gas. 2. Formaldehyde characteristics: (1). Formaldehyde, easily soluble in water, alcohol, ether ---- why pungent, spicy eyes? ; (2). Formaldehyde is gaseous, usually in the form of an aqueous solution, 40% aqueous solution-formalin; (3). Low floating point, 19 ℃. It is very volatile at room temperature and accelerates as the temperature rises. Why is the pungent, spicy odor of the same piece of furniture worse in summer than in winter? . 3. Uses of formaldehyde: (1) Formaldehyde-extremely strong fungicide, antiseptic preservation; (2) Important raw materials for urea-formaldehyde resin glue, melamine glue, and phenolic resin glue required by the man-made board industry. 4. Harm of formaldehyde (1) The impact of formaldehyde on human health is mainly manifested in abnormal smell, abnormal lung function, abnormal liver function, abnormal immune function, etc.-respiratory system; (2) Strong carcinogenic and cancer-promoting effects; (3 ) Long-term exposure to low-dose formaldehyde can cause chronic respiratory diseases, women's menstrual disorders, pregnancy syndrome, neonatal physical decline, chromosomal abnormalities, affect the mental development of adolescents, cause memory loss, and even cause nasopharyngeal cancer and leukemia; High concentrations of formaldehyde can poison the nervous system, immune system, liver, and even cause death. (5) According to epidemiological studies, people who have been exposed to formaldehyde for a long time can cause cancer of the nasal cavity, mouth, and digestive tract.
Our Polyethylene Film could be in high density polyethylene or low density polyethylene. It includes the lay-flat tubing, stretch wrap film fro industry, Fresh Film for household and Mulch Film. The films could be for industry or for household. Measurement, thickness, color, size of the roll and packing are depending on orders.
PE Film,Polyethylene Terephthalate Film,6 Mil Polyethylene Film,Polyethylene Shrink Film
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