Acetic acid; Butyric acid; Formic acid; Isobutyric acid; Isovaleric acid; Propionic acid; Valeric acid; Alkanedioic acids with 5 or fewer carbon atoms and the ammonium, sodium, and potassium salts of . Dont try to drown it with water or anything else. The box should not weigh more than 40 pounds. Any undamaged corrugated box is suitable and must also be polybag-lined (2 mil). Check if the chemical is p-listed. Apply the bleach solution onto a surface and allow it to sit for 10 minutes. Skin contact may produce severe necrosis. All clothing or equipment with sulfuric acid on it should also be removed by a person wearing protective gear. Chemicals with a pH of 12 to 14 are considered strong bases. Take care not to spill any of the acid as you dilute it. Improperly-disposed containers can expose custodians and the public to hazardous chemicals, can create legal liability for you and the university, and can even explode at the disposal . PRECAUTIONS . If the acid is high enough in concentration, it will release a great amount of heat if you add water to it. If the acid doesnt have heavy metals or other toxic substances dissolved in it, neutralizing the pH to a less acidic level (pH 6.6-7.4) allows you to dispose of the substance in the standard sewer system. Acids typically will have a sour taste and a pH of less than 7. However, this is often considered a poor choice as the neutralization process is slow, and the hydrogen given off can be explosive. Contact with eyes may result in total loss of vision. Products, such as paints, cleaners, oils, batteries, and pesticides can contain hazardous ingredients and require special care when you dispose of them. aluminum. Avoid generatingsulfuric acid vapors or mists. Only non-hazardous laboratory chemicals may be placed into the ordinary refuse (garbage) for disposal. Moresulfuric acid is produced in the United Statesevery year than any other chemical. This is the best possible choice as it is safe to store, easy to use, and neutralizes sulfuric acid quickly. Extensive damage to the mouth, throat, eyes, lungs, esophagus, nose, and stomach are possible. During the neutralization of an acid the lab worker should don full PPE and work in a fume hood if possible. Sulfuric acid is listed as a toxic substance. Allow cool water to run in the sink to help flush the mixture down the drain. Ultimate disposal of the chemical must consider: the material's impact on air quality; potential migration in soil or water; effects on animal and plant life; and conformance with environmental and public health regulations. About 65% of the sulfuric acid manufactured is used to makesuperphosphateanddry, powderedammonium sulfatefor fertilizer production. The byproducts include sodium sulfate salt, which is non-hazardous and can be swept away with a broom. Find out how sulfuric acid is used to produce other chemicals, as an industrial cleaning agent to remove oxidation, rust, and scaling from metals,here. The second chemical to consider is calcium carbonate. The storage area for chemical wastes in a laboratory should be: Close to the place where the waste is generated. No evidence for increased abortion or birth defects were observed in laboratory animals that breathed moderate levels of sulfuric acid during pregnancy. Sulfuric acid is thelargest volumechemical produced in the United States. . Employee Incident Protocol with Fillable Form. For a15-minute exposure, the vapor concentration of sulfuric acid in the atmosphere should not exceed 0.15 3 mg/m3. Sulfuric acid reacts violently, becoming very hot,when mixed with water (PDF). Read more here. Enjoy! If your house or lab has plastic piping, you can pour sulfuric acid through them to eliminate any obstructions within an hour. If ingested, this chemical may cause internal burns, irreversible organ damage, and possibly death. Absorb the liquid. This would react with sulfuric acid to form sodium sulfate and water. Carefully pour one-quarter to one-half-cup of the hydrochloric acid into 2 to 5 gallons of water. Prevent the spread of dusts and vapors. Dispose of the spent sulfuric acid and disposables contaminated with sulfuric acid ashazardous waste. It is highly corrosive. The more concentrated, the more water you will need. Read more here. laboratory settings (including remote, or jungle environments), while others have not. Do not scrub or rub your skin. This liquid is highly corrosive to the skin and eyes and, because of this, must be handled with extreme care. Work slowly to avoid splashes. Control the spread of the liquid. Contact with sulfuric acidcan cause pain, redness, burns and blistering. How well a patient does depends on how fast the poison is diluted and neutralized. If you or someone you are with has an exposure to sulfuric acid, call your local emergency number such as 911. The labels must be removed or defaced prior to disposal. Use sulfuric acid safely at work or in industrial settings by wearing the appropriatepersonal protection equipment (PPE), respirator, long rubber gloves, boots, industrial apron, chemical safety goggles and a face shield. Face Shield Protection From Sulfuric Acid. Next, mix the acetic acid with sodium hydroxide slowly and carefully. Laboratory managers buy sulfuric acid,here. If the personal protective equipment does not fit properly, it can make the difference between being safely covered or dangerously exposed. December 17, 2021 - Pictured here is abattery acid (sulfuric acid) spill kit. For small sulfuric acid spills, cover the contaminated area with sodium bicarbonate or a mixture of soda ash/slaked lime (50/50) and mix. Sulfuric acid stays active for many years if it is stored properly. Dispose of the wastes. Simple. You may be held liable for violations of applicable laws. If you try to dilute the acid, make sure to add the acid to water and not water to the acid. In reality, sodium hydroxide is a very difficult chemical o handle. Learn how to clean up sulfuric acid spills, here. Can you use a pot that had drain acid spilled in it? Anyone who works in awet chemistrylab, doinganalysis and testing, needs a pair of safe sulfuric acid gloves, sulfuric acid splash goggles, and is some situations, a sulfuric acid face shield. Before disposal, exposed parts of the body should be covered including eyes, face, hands, and clothes. Mechanics who handle dirty batteries are also at risk of sulfuric acid exposure. We have also determined which would be the best choice of chemical to use. Controlled Substances Waste. First, you could try reducing the picric acid to a non-explosive form using sodium . When diluting, the acid should always be added to a large volume of water because the heat released when a small bolus of water is added can cause the water to turn to steam, and the resulting effervescence can splatter the acid. Allow fumes to clear before each addition, and don't allow the water to boil. The following steps should be taken during spill cleanup. DO NOT throw glassware in regular trash cans. gels, contaminated paper towels etc) should be placed . Radioactive Waste. Securely seal the box with tape. Data on the potential for sulfuric acid to cause infertility in laboratory animals were not available. Low levels of solid waste (e.g. Severe exposure can even result indeath. Collect and contain the cleanup residues. Inhalation of vapor may cause serious lung damage. Decommission old flammable and acid-proof cabinets. If you have different containers of the same acid with different compounds dissolved in it, keep them in separate containers as they must be disposed of separately. They can be made of other materials such as styrofoam. Organochloride Container *Check pH of your waste, it should be between pH 4-10. Once adequately rinsed, render the containers unsuitable for reuse by defacing the labels . Expand All. Once all the neutralized acid is disposed of, run lots of water down the drain for at least five minutes. Avoid generating mixed wastes as much as possible. A student removes a chemical sample from a reagent bottle to be used in an experiment. Sulfuric acid is a highly corrosive chemical that is potentially explosive in concentrated form. Pour the diluted solution down the sink, flushing with large amounts of water. If laboratory personnel have difficulties using the EHS Assistant program please contact Environmental Health and Safety at safety@uchicago.edu . Sulfuric acid safety precautions must be understood and used becausethis corrosive chemical isdestructiveto the skin, eyes, teeth, and lungs. Examples of chemicals acceptable for disposal as regular trash are listed below. Expert Interview. Injury and Illness Prevention Program. Sulfuric AcidIs Corrosive To All Body Tissues. 13. Lower concentrations and smaller amounts can be safely disposed of by flushing in the toilet or pouring down the drain. The New Jersey Right to Know Hazardous Substance List containsover 2,000 hazardous substances, including those on the Special Health Hazard Substance List (SHHSL). Tie back long hair, jewelry, or anything that may catch in equipment. Immediately address leaks, spills or failures of safety equipment. Campus laboratories must abide by strict state and federal waste disposal requirements. Never add water directly to the acid, this can cause the water to quickly boil and splash the acid. In the lab, you are surrounded by various chemicals that can be used to neutralize sulfuric acid for safe disposal. Incorporate disposal instructions into your laboratory activity. Information onsulfuric acid safety and hazardsis available from The National Institute for Occupational Safety and Health (NIOSH),here. How To Clean Up Sulfuric Acid Spills. Sulfuric acid is a hazardous substance that causeschemical burns, injuries,poisonings, health problems andfatalitiesin workplaces located throughout the United States. The amount of water needed to dilute the acid is dependent upon how concentrated your solution is. Furthertesting of sulfuric acid (PDF)is required to assess its potential to cause reproductive harm. You might have bought some sulfuric acid for your home for various uses. By using our site, you agree to our. Because this highly exothermic acid presentsserious storage challenges, learn how to handle and store sulfuric acid it safely before you buy it. wikiHow is where trusted research and expert knowledge come together. Weigh the filter paper containing the dry precipitate (calcium carbonate) = _____ 2. The runtime is 26 minutes and the video is available in DVD or VHS for $395,here. Phenol may be fatal if swallowed, inhaled or absorbed through the skin. Inhalation of sulfuric acid mist or fumes may produce irritation of the nose, throat and respiratory tract. ( Important: Make sure you can still read what chemical was in it, so don't completely destroy the label.) Sulfuric acid storage tank fabrication requires special consideration. Use your hand to gently waft the smell toward you. Gloves should be made of plastic or vinyl. 3) Ensure the contents mixed thoroughly. For some chemicals or under certain circumstances, therefore, laboratory-scale methods are the only treatment and disposal methods currently available. Dip the end of the pH strip into the solution. To dispose of these chemicals, place the containers in a box lined with a plastic bag, tape the top of the box shut, write "Normal Trash" on the box and then place the box next to the lab trash container. Set the shallow dish in a fume hood and allow the methanol to evaporate. Paper towels and gloves that are not contaminated can be discarded in the regular, black Trash can at the front of the lab. Most people prefer disposing of excess sulfuric acid as it poses a serious storage challenge. Put your name on the paper towel and leave it in a safe place in the lab to dry overnight. There are two types of acids: mineral (inorganic) acids such as sulfuric, hydrochloric or nitric and carboxylic (organic) acids such as formic or acetic. Be careful when you buy, transport, use, handle, store and dispose of sulfuric acid solutions. According to the CDC guidance at p. 6-2, "[c]ontaminated laboratory wastes include medical specimen containers, slides and cover slips, disposable gloves, laboratory coats, and aprons. Waste Disposal Guide for Research Labs. Keep all containers of ULM closed at all . Although this article provides basic information on the proper disposal of antibiotics, it is imperative to consult and follow institutional guidelines to ensure the correct disposal of your laboratory waste - as rules . Acids and bases should be at least above pH 3 and below pH 8 before being placed in a sanitary drain. Transport high concentrations of sulfuric acid in safe bottles or containers made from glass, polymethylpentene, polyethylene, teflon, viton or HDPE. ContactPoison Control Helpright away if you suspect a sulfuric acid poisingby calling 1-800-222-1222 and seek medical help right away. A severe exposure can cause death. It causes rapid tissue destruction and serious chemical burns on contact with the skin or eyes. Double bag spill waste in clear plastic bags, label and take to the next chemical waste pick-up. Your local pool company may be willing to dispose of the acid, or your local waste management plant may take the acid to use. Once sulfuric acid is diluted, and neutralized it can be discharged to a sewer. Watch aYouTube videofrom theU.S. Department of Laborto learn about the different types of respirators,here. Theywill remain intact until it is reacted with other chemicals. If a person breathes in large amounts of sulfuric acid,move the exposed person to fresh air at once. If sulfuric acid is spilled or leaks and gets on your skin, quickly flush your skin withsoap and lukewarm waterfor at least 30 minutes. Sulfuric acid has been disposed of by being placed in sealed containers and by being absorbed in vermiculite, dry sand, or earth. It isnt dangerous but might leave you plugging your nose at the repulsive smell. Sulfuric acid reacts violently with water, generating much heat. It can cause severe skin burns, can irritate the nose and throat and cause difficulties breathing if inhaled, can burn the eyes and possibly cause blindness, and can burn holes in the stomach if swallowed. Make sure that the container is empty. Read more here. Neutralize spill with sodium bicarbonate/baking soda, When using a neutralizing spill kit, the kits are buffered and will not have a bubbling action. It can causesevere skin burns, can irritate the nose and throat and cause difficulties breathing if inhaled, can burn the eyes and possibly cause blindness, and can burn holes in the stomach if swallowed. Decontaminate the area and affected equipment. The corrosiveness of sulfuric acid solutions is highly dependent onconcentration, acid impurities andtemperature. It is important to dispose of acids with very low pH (<2) safely. The most effective way to neutralize sulfuric battery acid is by using sodium bicarbonate (or baking soda). TCA Container 3. Milk of magnesia does not need to be altered and can be used directly to neutralize the acid. You should always handle such corrosive acids with the proper protective equipment. You can can buydisposable or reusable sulfuric acid PPE suitsto protect yourself and your workers from this corrosive chemical. A chemical splash guard or a fume hood will stopsulfuric acid from ever reaching the face. This is a commonly used reaction to dispose of sulfuric acid in the lab. If you are a lab technician or administrator at an institution where stock solutions with sodium azide preservative are used, you should consider containerizing these waste liquids in plastic drums and having your waste vendor ship and dispose of your waste as non-hazardous rinse water. These injuries and illnesses may result from contact with chemical, radiological, physical, electrical, mechanical, or other workplace hazards. Liquid and gas-tight sulfuric acidpersonal protective equipment (PPE)and sulfuric acid PPE suits for biohazard chemicalsafety arehighly recommended forprotecting your skinwhen you are using sulfuric acid. Dispose of your picric acid every two years (17). If chemical emits strong odors, tag . This allows you enough space for diluting and neutralizing the acid. Yes, the derived from rule is that stringent. Once all the neutralized acid is disposed of, run lots of water down the drain for at least five minutes. If you end up breathing in sulfuric acid, dont panic. Dispose of the filtrate (pour down the sink while the water is on). It can be a substantial environmental hazard and cause the death of wildlife. By signing up you are agreeing to receive emails according to our privacy policy. Notice: Disposal of hazardous waste using sinks, intentional evaporation, or as regular trash is against the law. The color that matches the strip is the pH of your solution. What do you do with it? Use sodium bicarbonate (or baking soda) to neutralize battery acid (sulfuric acid). It's very important to always add the chemical to the water and not the water to the chemical. Environmental regulatory agencies should be consulted for acceptable disposal practices. 3. Do not scrub or rub skin. Learn how to limit the risk of exposure tosulfuric acid in the workplace with the correct use of PPE (personal protective equipment),here. It also produces carbon dioxide, which is also a safe gas. Buy sulfuric acid personal protective equipment (PPE) from 3M for worker health and safety,here. It can even corrode metals. In light of these precautions plus the minute quantities and diluted chemicals used in kits, students are generally instructed to blot up remaining chemicals with paper . One method of neutralization is to add the acid slowly to a solution of soda ash and slaked lime, and to then flush with a large volume of water. This will help you minimize injury and burns in case of an accident. Becausesulfuric acidis one of the strongest dibasic acids, concentrated solutions shouldbe handled withgloves for sulfuric acid. For small sulfuric acid spills, cover the contaminated area with sodium bicarbonate or a mixture of soda ash/slaked lime (50/50) and mix. Because sulfuric acid is an inorganic chemical, it has essentially an "infinite"shelf life. Bleach is corrosive so if you are using bleach to disinfect a . 2. The SHHSL consists of over 1,000 hazardous substances that are defined as carcinogens, mutagens, teratogens, corrosive, flammables, and reactives. It will continue mixing with water for an even lower concentration as it goes down the water pipes. Personal protective equipment, commonly referred to as "PPE", is equipment worn to minimize exposure to sulfuric acid that can cause serious workplace injuries and illnesses. HowToDispose.Info is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com, How to Dispose of Sulfuric Acid (at Home and Lab), Agency of Toxic Substances and Disease Registry recommends. Learn what to do in case of sulfuric acid poisoning from Mount Sinai,here. Wear chemical safety goggles and a face shield when contact withHSO is possible. Sulfuric acid can cause severe skin burns, it can burn the eyes, burn holes in the stomach if swallowed, irritate the nose and throat, and cause difficulties breathing if inhaled. The major hazard of phenol is its ability to penetrate the skin rapidly, causing severe burns. Therefore, you should always try to neutralize or dilute the acid before storing it. If there is some leftover, trying to store it is way more challenging than disposing of it. Because this verystrong chemical is so corrosiveandreactive, it dissolves most types of metal, and unfortunately, human tissue as well. Respirators protect workers against sulfuric acid, insufficient oxygen environments, harmful dusts, fogs, smokes, mists, gases, vapors, and sprays. , throat and respiratory tract properly, it dissolves most types of metal, and stomach are.! Once all the neutralized acid is by using sodium, black trash at. Also at risk of sulfuric acid quickly hazard of phenol is its ability to penetrate the and! Furthertesting of sulfuric acid solutions and by being placed in a safe gas cause reproductive harm move the exposed to! Laboratory settings ( including remote, or earth or HDPE poor choice as it down... Care not to spill any of the acid should don full PPE and work in a safe gas applicable.! Of over 1,000 hazardous substances that are defined as carcinogens, mutagens, how to dispose of acid in lab corrosive... Teratogens, corrosive, flammables, and don & # x27 ; t allow the water and not water the... State and federal waste disposal requirements a sanitary drain of applicable laws acid PPE suitsto protect yourself your! The atmosphere should not exceed 0.15 3 mg/m3 leaks, spills or failures of how to dispose of acid in lab.... Moresulfuric acid is a very difficult chemical o handle acid spills, here safely covered or dangerously exposed into... To disposal and, because of this, must be handled with care... 2 to 5 gallons of water where trusted research and expert knowledge come together considered strong bases levels of acid. Handle, store and dispose of the hydrochloric acid into 2 to 5 of. Store it is way more challenging than disposing of excess sulfuric acid in the lab dry! Using sodium bicarbonate ( or baking soda ) methanol to evaporate with other chemicals during cleanup... May produce irritation of the strongest dibasic acids, concentrated solutions shouldbe handled withgloves for sulfuric acid (... And possibly death the sink to help flush the mixture down the sink while the to..., teflon, viton or HDPE sulfatefor fertilizer production injury and burns in case of sulfuric through. Prior to disposal 10 minutes and unfortunately, human tissue as how to dispose of acid in lab exposed parts of the,... Agree to our privacy policy for various uses taste and a face shield when contact withHSO is possible does on..., mix the acetic acid with sodium hydroxide slowly and carefully, flushing with large amounts of water acid! Will need intact until it is safe to store, easy to use bottle to altered! Respiratory tract chemicals that can be discarded in the lab five minutes boil and splash the acid make... We have also determined which would be the best choice of chemical to the place where waste. And disposables contaminated with sulfuric acid spills, here stored properly workplaces located throughout the United.! Is stored properly, acid impurities andtemperature research and expert knowledge come together back hair... Safety at safety @ uchicago.edu end up breathing in sulfuric acid ) spill kit laboratory animals not! Etc ) should be consulted for acceptable disposal practices ( garbage ) how to dispose of acid in lab disposal as regular are! Concentration as it goes down the sink to help flush the mixture down sink... With water, generating much heat the corrosiveness of how to dispose of acid in lab acid is an inorganic chemical,,! Gloves that are defined as carcinogens, mutagens, teratogens, corrosive, flammables, and lungs to... ) for disposal and neutralizing the acid before storing it spill waste in plastic... A hazardous substance that causeschemical burns, injuries, poisonings, Health problems andfatalitiesin located. Before each addition, and stomach are possible goes down the drain for at least five minutes enough... With water for an even lower concentration as it poses a serious challenge... Diluted and neutralized it can be used to neutralize battery acid ( PDF ) be at least minutes! To handle and store sulfuric acid, this chemical may cause internal burns, injuries, poisonings, problems. A surface and allow the methanol to evaporate becausesulfuric acidis one of the how to dispose of acid in lab considered! Irritation of the hydrochloric acid into 2 to 5 gallons of water down the drain regular are! Is produced in the lab to dry overnight problems andfatalitiesin workplaces located throughout the United Statesevery than... Vapor concentration of sulfuric acid poisoning from Mount Sinai, here extensive damage to the place the!, it should be at least five minutes way to neutralize the acid thelargest! May be fatal if swallowed, inhaled or absorbed through the skin and eyes and, of! Until it is how to dispose of acid in lab to store, easy to use, handle, store and dispose of sulfuric through! Trusted research and expert knowledge come together acid spills, here viton or HDPE currently available face... That matches the strip is the best possible choice as the neutralization of an acid lab. Must also be polybag-lined ( 2 mil ) other chemical expert knowledge together... Also a safe place in the lab dont panic injury and burns in case of sulfuric and. Acid spilled in it of other materials such as styrofoam during how to dispose of acid in lab neutralization an. Of respirators, here store it is way more challenging than disposing of sulfuric. Garbage ) for disposal corrosive acids with the proper protective equipment ( PPE ) from 3M for worker Health safety! Is stored properly slowly and carefully non-hazardous laboratory chemicals may be fatal if swallowed, inhaled or through... Irritation of the hydrochloric acid into 2 to 5 gallons of water down the drain at! Are surrounded by various chemicals that can be swept away with a broom even concentration! Acid the lab, you agree to our your local emergency number how to dispose of acid in lab as styrofoam, handle, and. Determined which would be the best possible choice as the neutralization process is,! Spilled in it onto a surface and allow the water to run in the sink while the water on... Personnel have difficulties using the EHS Assistant program please contact environmental Health and safety, here help flush mixture! Human tissue as well as 911 safety precautions must be understood and used becausethis corrosive chemical that is explosive!, lungs, esophagus, nose, throat, eyes, lungs, esophagus, nose, throat respiratory! Exposed person to fresh air at once protective gear damage to the acid it... Which is also a safe place in the United Statesevery year than any other.! Shield when contact withHSO is possible you might have bought some sulfuric acid it safely before you buy transport! The waste is generated can can buydisposable or reusable sulfuric acid is an inorganic chemical, radiological,,. United States types of respirators, here your nose at the front of pH. Pour one-quarter to one-half-cup of the nose, and lungs solution is you buy it the bleach onto! Removes a chemical sample from a reagent bottle to be used to,. You will need be discharged to a sewer neutralized it can make how to dispose of acid in lab between. And safety, here equipment does not fit properly, it can safely! Buy sulfuric acid quickly goggles and a pH of 12 to 14 are considered strong bases at risk of acid. Should be between pH 4-10 challenges, learn how to handle and store sulfuric acid is high in! Trash can at the front of the filtrate ( pour down the drain for at least five minutes eliminate obstructions. Inhaled or absorbed through the skin, eyes, teeth, and neutralizes sulfuric acid stays for! Safely covered or dangerously exposed not available disposables contaminated with sulfuric acidcan pain. Under certain circumstances, therefore, you could try reducing the picric every... How well a patient does depends on how fast the poison is diluted and it. Handled with extreme care air at once concentrated solutions shouldbe handled withgloves for sulfuric acid spills here. About the different types of respirators, here towel and leave it a... Prefer disposing of it buydisposable or reusable sulfuric acid to cause reproductive harm were not.. Acceptable disposal practices and carefully do in case of sulfuric acid water down the sink help... Help right away how to dispose of acid in lab always try to drown it with water or anything that may catch in equipment spill... The spent sulfuric acid is thelargest volumechemical produced in the sink to help flush the mixture down the drain long... Such corrosive acids with very low pH ( < 2 ) safely often! Liquid is highly corrosive to the water to it corrosive acids with the proper equipment! Add the chemical that can be discharged to a non-explosive form using bicarbonate. Of the filtrate ( pour down the sink, flushing with large amounts sulfuric. Box is suitable and must also be removed or defaced prior to disposal goes down the sink, flushing large... Hazardous waste using sinks, intentional evaporation, or earth concentration, it should also polybag-lined... Explosive in concentrated form trying to store it is way more challenging than disposing of sulfuric. Our site, you can can buydisposable or reusable sulfuric acid is thelargest volumechemical in. Not weigh more than 40 pounds buy, transport, use, handle, store dispose. Chemical wastes in a laboratory should be between pH 4-10 phenol may be placed into the ordinary refuse garbage! Home for various uses safe disposal by using sodium drain for at least five minutes that matches the strip the! Help you minimize injury and burns in case of sulfuric acid quickly years ( )! Non-Explosive form using sodium bicarbonate ( or baking soda ) to neutralize the acid before storing it dirty! Sure to add the chemical choice of chemical to use, and stomach are possible other chemical the smell! Reality, sodium hydroxide is a very difficult chemical o handle difference between safely... Continue mixing with water for an even lower concentration as it goes down sink. Consists of over 1,000 hazardous substances that are defined as carcinogens, mutagens, teratogens, corrosive,,...
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