Ozone concentrations measured at the midlatitudes from the ground up through the stratosphere from 1998 to 2016 have declined by 2.2 Dobson units. (click the map to view an interactive version with more information).  DCM crosses the placenta. For more detailed information on safer alternatives, see reports by. In the meantime, if you need to remove paint or a coating, make sure to avoid methylene chloride and other toxic chemicals like N-methylpyrrolidone (NMP). We’re calling on retailers to take action and stop selling paint strippers containing methylene chloride. Toxics Use Reduction Institute . For the anti-inflammatory drug trade named Diclo, see, Methylene chloride; Methylene dichloride; Solmethine; Narkotil; Solaesthin; Di-clo; Refrigerant-30; Freon-30; R-30; DCM; MDC, Except where otherwise noted, data are given for materials in their. Products Containing Methylene Chloride.  The reasons for this decline are unclear, but one unverified hypothesis is the presence of short-lived substances such as dichloromethane in the lower atmosphere. Over the past few years, The Home Depot has led the industry in creating chemical standards for multiple product categories including carpet, paint, insulation, flooring, live goods and cleaning products.  The U.S. Clean Air Act does not regulate dichloromethane as an ozone depleter. View information & documentation regarding Methylene chloride, including CAS, MSDS & more. Methylene chloride, also known as dichloromethane or DCM, is a solvent used in a range of products.  The ban took effect in December 2010. , DCM is produced by treating either chloromethane or methane with chlorine gas at 400–500 °C.  Other animal studies showed breast cancer and salivary gland cancer. Product summary. Even if you are in a different room while the work is going on – or if the work was completed in a poorly ventilated room and you use it just a few hours after the project – you may still be at risk of developing health problems from the fumes. While effective at stripping paint, this chemical solvent is also extremely dangerous and classified as a neurotoxin and human carcinogen. Stay tuned for actions you can take to call on these companies to stop selling these toxic products. Methylene chloride has been linked to cancer, cognitive impairment, and asphyxiation. Methylene chloride is used as an extraction solvent in the food and beverage manufacturing industry. An investigation from the Clean Label Project on 23 of the leading decaffeinated coffee brands has found the solvent, methylene chloride, in several of the products. University of Massachusetts Lowell . More severe consequences can include suffocation, loss of consciousness, coma, and death.  Prolonged skin contact can result in DCM dissolving some of the fatty tissues in skin, resulting in skin irritation or chemical burns. Methylene chloride is a Lewis acid that can hydrogen bond to electron donors.  According to the EPA, the atmospheric lifetime of dichloromethane is very short, such that the substance decomposes before reaching the ozone layer. On March 15, 2019, the U.S. Environmental Protection Agency (EPA) issued a final rule to prohibit the manufacture (including importing and exporting), processing, and distribution of methylene chloride in all paint removers for consumer use, effective in 180 days however it does not affect other products containing methylene chloride including many consumer products not intended for paint removal . Dichloromethane (DCM or methylene chloride) is an organochloride compound with the formula CH2Cl2.  In animal experiments, it was fetotoxic at doses that were maternally toxic but no teratogenic effects were seen. September 12, 2017 . In this way, an estimated 400,000 tons were produced in the US, Europe, and Japan in 1993.. Many methylene chloride-based paint and coating removers are, Keep in mind: According to EPA, respiratory protection, Other nervous system effects range from sensory impairment to loss of consciousness. For a first-hand description from someone who experienced acute methylene chloride exposure, check out the beginning of, Nervous system effects such as cognitive impairment, effects on attention, Cancer of the liver, brain, and lung, as well as non-Hodgkin’s lymphoma or multiple myeloma. Dichloromethane is not classified as an ozone-depleting substance by the Montreal Protocol. Shop a large selection of Analytical Methylene Chloride products and learn more about Methylene Chloride, HPLC Grade, J.T.Baker. If you or your home contractor needs to remove paint or a coating. Methylene Chloride For Paint Stripping Products . In 2017, the U.S. Environmental Protection Agency (EPA) proposed to ban this chemical’s use in paint stripping. Its high volatility makes it an acute inhalation hazard. An investigation has revealed that several top-selling decaffeinated coffee brands tested positive for methylene chloride. View Products How can I avoid exposure to methylene chloride? It’s also possible for this chemical to be absorbed through skin. This colorless, volatile liquid with a chloroform-like, sweet odour is widely used as a solvent. It is used in the garment printing industry for removal of heat-sealed garment transfers, and its volatility is exploited in novelty items: bubble lights and jukebox displays. Know the ingredients in your paint stripper or other products listed above, Use another method without chemicals – although it may carry different risks. 71 (1999), Canadian Environmental Protection Act Priority Substances List Assessment Report, Sustainable uses and Industry recommendations, https://en.wikipedia.org/w/index.php?title=Dichloromethane&oldid=984473910, GABAA receptor positive allosteric modulators, Articles with dead external links from December 2016, Articles with permanently dead external links, Pages using collapsible list with both background and text-align in titlestyle, Articles containing unverified chemical infoboxes, Creative Commons Attribution-ShareAlike License, -454.0 kJ/mol (from standard enthalpies of formation), None, but can form flammable vapour-air mixtures above ≈100 °C, 25 ppm over 8 hours (time-weighted average), 125 ppm over 15 minutes (, This page was last edited on 20 October 2020, at 07:59. Methylene Chloride Solvent is used to completely remove vinyl logos, lettering, and residue from clothing within a few seconds. Even those who aren’t directly using the product could be exposed to the chemical.  It is also used as the fluid in Christmas lights that have the colored bubbling tube above a lamp as a source of heat and a small amount of rock salt to provide thermal mass and a nucleation site for the phase changing solvent. , In people with pre-existing heart problems, exposure to DCM can cause abnormal heart rhythms and/or heart attacks, sometimes without any other symptoms of overexposure. For example, it is used to seal the casing of electric meters. , Concerns about its health effects have led to a search for alternatives in many of these applications.. Methylene chloride, also known as dichloromethane, is an organic liquid chemical solvent that is commonly used in paint strippers and for metal cleaning, degreasing and other applications. It has an odor threshold that is 10 times higher than the OSHA PEL, meaning odor alone is not an effective warning property for the presence of methylene chloride in the air. Methylene chloride is used commercially for “solvents for vapor degreasing, aerosol spray cleaners, adhesives, paint/coating remover, and automotive care products,” the EPA says.  Acute exposure by inhalation has resulted in optic neuropathy and hepatitis. Methylene Chloride is a colorless liquid that is primarily used as a solvent. Methylene Chloride 1.1.
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