Alkali metals are minimally toxic as their salts and may be dumped down the drain. Halogenated compounds like chloroform can be neutralized with a strong base, although this neutralization should not be done without safety precautions. A good rule of thumb for transition metals is to convert solutions of their ions to the insoluble carbonate or oxide, often one of the most stable and nontoxic forms of these elements, prior to disposal. It may be a better idea just to recover them by distillation, though. WebSoak up with inert absorbent material and dispose of as hazardous waste. Copper and Zinc have specific discharge limits As such, this method is generally considered a last resort in disposal, and it's mostly used for cleaning rather than disposal. Wear nitrile rubber gloves, laboratory coat, and eye protection. This section provides a listing of alternate names for this chemical, Bis(ethylenediamine)copper(II) perchlorate, N-(1-Naphthyl)ethylenediamine dihydrochloride, http://woelen.homescience.net/science/chem/exps/rules.html, http://www.atsdr.cdc.gov/toxprofiles/tp187-c5.pdf, http://link.springer.com/article/10.1007%2FBF02318626, http://pubs.rsc.org/en/Content/ArticleLanding/2007/EM/b709571f#!divAbstract, Chemical Technology and Emission Control, 2012, M.B. WebPackage lots. Organic solvents should be poured in labeled waste tanks, such as: halogenated, non-halogenated solvents. Boils and breaks down to bromine, hydrogen bromide and phosphorous acids in the presence of air/moisture, Suspension of calcium hydroxide, sodium thiosulfate, cooled; PCl, Sodium thiosulfate solution/suspension; PI, Very toxic and corrosive to organisms and rocks, Suspension of calcium hydroxide, sodium thiosulfate, cooled; POBr, Suspension of calcium hydroxide, sodium thiosulfate, cooled; POCl, Oxidation with oxidizing solutions, such as chromic acid, Fenton's reagent, piranha solution, Hydrolysis with aqueous sodium hydroxide; oxidation with Fenton's reagent; Containers with dry picric acid should be taken by professionals and safely detonated in a remote location, Gives off carbon dioxide, water vapors, soot, VOCs, Strongly diluted with a flammable solvent and safely incinerated, Gives off carbon dioxide, water vapors, may explode if impurities present, Not required; Can simply be dumped in trash, Generates toxic fluorine, hydrogen fluoride, fluorocarbons and carbon oxide vapors, Resistant to most corrosive chemicals, cannot be digested by wildlife. If the mixture of sodium zincate solution and zinc is cloudy, allow to cool, and then filter off the zinc to leave a clear filtrate. The resulting block can also be covered in another layer of cement, to reduce the diffusion of the heavy metals. Any drug that contains the word hydromorphone. The decomposition works best in oxygen-rich atmosphere. Place in a separate labeled container for recycling or disposal. Generally, the soil option is safer, because there is no plumbing you should worry about, but some chemicals shouldn't be released into the soil, either. Disposal Considerations Whatever cannot be saved for recovery or recycling should be managed in an appropriate and approved waste disposal facility. at high temperatures, Unless contaminated, good source of zinc for plants, though a bit too acidic; may lower soil pH, Breaks down to zinc oxide and carbon oxide at high temperatures, Unless contaminated, good source of zinc for plants, though a bit too alkaline, Gives off hydrochloric acid fumes if moist, Chlorides are dangerous for chloride-sensitive plants in large quantities, Sodium, potassium or ammonium carbonate/bicarbonate to precipitate zinc carbonate which is inert; recovery of alkali nitrates, dilution of zinc carbonate and poured down the drain, Decomposes to zinc oxide, releasing nitrogen dioxide and oxigen, May pose a threat to aquatic life in large quantities; may cause unwanted algal bloom; source of zinc and nitrogen to plants, Not required; Weak acids can be used to dissolve zinc oxide stains to soluble zinc compounds, Turns the oxide yellow at high temperatures; process is reversible, May pose a threat to aquatic life in large quantities, Precipitation with a soluble hydroxide; Reduction of perchlorate to chloride, Gives off chlorine oxide fumes, leaving behind zinc oxide slag; may decompose violently if organic contaminant present, Source of zinc and phosphorus for wildlife, Not always required; Zinc metal can be recovered through electrowinning and the diluted sulfuric acid neutralized with a base, Unless contaminated, is a good source of zinc for plants, Dissolving it in water, followed by precipitation of zirconium dioxide by adding an alkali, Potentially harmful; Nitrates may serve as nourishment for plants; Zirconium displays moderate toxicity, Decomposes releasing HCl and water vapors. Will lead to extremely dangerous and corrosive fumes, which will decompose, resulting bromine vapors, Corrosive to organisms and rocks; Bromides have little effect to wildlife, Any base, carbonate, bicarbonate; for gaseous form, ammonia can be used, though will result in a dense ammonium chloride mist, Corrosive for rocks, toxic for all wildlife, Absorbtion in water, base, followed by oxidation with hydrogen peroxide, bleach, sodium thiosulfate to less harmful compounds, continued by oxidation to carbon dioxide and nitrogen gas, Burns if ignited, but excess oxygen is required for complete burning, Calcium hydroxide, carbonate, bicarbonate; for gaseous form, excess ammonia can be used, though will result in a dense ammonium fluoride mist; further treatment with calcium hydroxide, carbonate will convert it to the more safe CaF, Corrosive for all life, inorganic materials, toxic for all wildlife, Any base, carbonate, bicarbonate; for gaseous form, ammonia can be used, though will result in a dense mist; sodium thiosulfate can also be used, DON'T! Inhalation of dust causes irritation of nose and throat. 3. Since the biggest hazard comes from the volatile and soluble heavy metal compounds, it's best to convert them into insoluble compounds, which are less toxic. Section 12 - Ecological Information Other: Do not empty into drains. Nickel and perchlorates are toxic to environment, Not required; can be dumped in trash or taken to waste disposal centers, Yes (if pure); No (if it contains cobalt), Toxic to the environment if it contains cobalt, Generates carbon oxides, nitrogen fumes; May corrode metal container, if done in one, May cause uncontrolled algae growth in water bodies, Decomposes when burned; May explode if heated at high temperatures, Safe, good fertilizer; May cause uncontrolled algae growth in water bodies, Water, iron(III) oxide, manganese dioxide, Decomposes when heated to high temperatures, releasing water vapor, Yes, though not recommended in large quantities, Irritant and corrosive to large organisms, kills small organisms, Not required; should be taken to disposal facilities, Not useful; Turns into oxides of lower states at high temperatures, Not required; and oxidizing mixture may be used to oxidize it completely if desired, Decomposes above 250 C to release carbon dioxide, water vapors and soot, There is little data available for its environmental effects, doesn't appear to be toxic, Lethal to small animals and toxic to larger ones in small amounts; Not suspected to be bioaccumulative, Uncomposted wood is harmful for environment, especially sawdust, Melts at 70 C and gives off harmful cadmium fumes at high temperatures, While bismuth and tin don't present great hazard to environment, lead and cadmium do, Oxidation with Fenton's reagent; Incineration, best with an afterburner, Burns in air, to release combustion gasses, soot and VOCs, Toxic to wildlife and hazardous to water bodies, Cannot be digested by most lifeforms, otherwise little to no toxicity to most organisms; It is however known to be fatal to dogs and some birds, Recycling; Traces of zamak waste can be dissolved with nitric acid, followed by neutralization of leftover acid, recovering copper and zinc via electrowinning, Not useful; melts above 380 C and may fume, Low quality zamak may contain lead or cadmium which are harmful to the environment, Unless contaminated with hazardous compounds, it poses little danger to environment, Breaks down to zinc oxide, carbon oxides, water, acetone, acetic anhydride (?) Nitrogen or nitrogen oxides. ), May give off hydrogen sulfide in the presence of water at high temperatures, Not required; Bleach can be used if desired. Oxidizing mixtures, such as aqua regia, piranha solution or the nitrating mixture must also never be poured down the drain, as they're much more dangerous than simple acids, and can wreak havoc on your plumbing. WebWastes with limited sink/sewer disposal. Sodium ascorbate. products are harmful, Recycling; Traces of bronze waste can be completely dissolved with nitric acid, followed by neutralization of leftover acid, recovering copper and tin via electrowinning, Old bronze may contain arsenic, lead or nickel which is harmful to the environment, Will burn to release carbon dioxide and water vapors, Will burn to release carbon dioxide, soot, VOCs, PAHs and water vapors, Bicarbonates, carbonates, bases, oxides; neutralized solution can be safely poured down the drain, Flammable (high concentrations), no dangerous combustion products, though the smoke will have a rancid smell, Safe, biodegradable; avoid dumping large amounts, dangerous to microfauna and water bodies, Very controlled incineration, done outside or in a kiln; Oxidation with Fenton's reagent; Hot aqueous solution containing sodium hydroxide and sodium tetraborate, Ignites, gives off carbon oxides, nitrogen oxides, water vapors, soot, Displays toxicity to aquatic life; RDX can be degraded by the fungus Phanaerocheate chrysosporium; binders may be harmful for organisms, Precipitation to cadmium sulfide, taken to hazardous waste disposal centers, Decomposes at high temperatures to cadmium oxide, Extremely toxic and dangerous to wildlife; Highly carcinogenic, Decomposes at high temperatures to cadmium oxide and nitrogen dioxide, Decomposes and sublimes at high temperatures, Decomposes at high temperatures to basic sulfate then cadmium oxide releasing sulfur oxides, Very toxic and dangerous to wildlife; Highly carcinogenic, Sodium nitrite, nitrous acid; recycling of caesium, Breaks down to caesium metal and gives off nitrogen gas, Recycling; Taken to waste disposal centers, Dangerous to organisms in very high concentrations; Caesium ions have similar toxicity to those of sodium and potassium. Keep in suitable, closed containers for disposal. The best disposal option is to find a drug take back location, which may be found in retail, hospital, or clinic pharmacies; and/or law enforcement facilities. Zinc sulfate is also obtained as a hexahydrate, ZnSO4.6H2O, and as a heptahydrate ZnSO4.7H2O. WebUse a licensed professional waste disposal service to dispose of this product. (USCG, 1999). Another simple solution is to reduce the ions back to the metal. f Cover spill with dry sand, earth, or a Since it's magnetic, a magnet can be used to scoop all steel leftovers, Some steel alloys contain nickel which will leak in the environment which is harmful to the environment, Any acid; Not required; Can be safely dumped in trash, Breaks down to strontium oxide and carbon dioxide at high temperatures; reverts as it cools, Strontium has little effect on environment, Not required; Any soluble carbonate or sulfate, Not required; May be converted to strontium sulfate or just dumped in soil, Breaks down to strontium oxide, oxygen and nitrogen dioxide at high temperatures, Will burn grass on contact; strontium has little effect on environment, Decomposes to strontium oxide at very high temperatures, Low environmental impact, occurs naturally, Careful and controlled destruction using an oxidizing solution; bubbling chlorine in a dil. Results in acidic vapors, extremely dangerous and corrosive, Toxic to wildlife and corrosive to minerals, DON'T! Special acids and their salts, such as hydrazoic acid and azides must not be poured directly down the drain, they must be treated with nitrous acid to destroy them. Web13. After you diluted the acid, dissolve the base in water or, if it's insoluble, add just enough water to turn it into a suspension. WebIf Zinc is spilled, take the following steps: f Evacuate personnel and secure and control entrance to the area. Absorb with suitable material and containerize for disposal with a RCRA-approved waste disposal facility. For safety, you will need to use diluted hydrogen peroxide, meaning that at the end of the neutralization process you will be left with a large volume of water filled with iron precipitate and some organic residues that did not decompose completely, though they're generally not as toxic as their parent compound. The information posted in this article is merely a collection of observations from various amateur chemists and is NOT meant for professionally disposing large amounts of chemicals and should NOT be used as a guideline on neutralizing reagents. including trade names and synonyms. The concentration is determined by volumetric titration and refers to 20C. However, this merely is a method to prevent the heavy metals from being released in the environment and is not a permanent way of disposal. National Ocean Service, It is also used as a dietary supplement, and Zinc Sulfate Injection, USP is a sterile, non-pyrogenic, clear, colorless, and odorless solution intended for use as a trace element and an additive to intravenous solutions for parenteral 12 CLINICAL PHARMACOLOGY 12.1 Mechanism of Action - Zinc is an essential trace element. Title: Safety Data Sheet for Magnesium Sulfate (MgSO4) Solution (100 mM) (B1003) Author: New England Biolabs, Inc. Generates carbon dioxide, HCl, water, phosgene, Hydrogen peroxide, bleach; poured down the drain, Decomposes to release hydrogen sulfide, sulfur dioxide and carbon dioxide, Neutralize it with bleach or hydrogen peroxide first, Harmful to organisms due to its ability to weaken S-S bonds in various tissues, Generates oxidation products and lots of soot, Generates carbon oxides, water vapor and soot, Toxic to wildlife and dangerous for water bodies as it floats, Generates carbon oxides, water vapor, soot and bromine vapors, Strong dilution; Oxidation with Fenton's reagent, Generates carbon oxides, water vapor, soot and nitrogen vapors, Considered to be toxic to wildlife, but not much is known about its effects, Neutralization with diluted aq. Burning in air yields carbon oxides, water vapor, nitrogen; Pyrolysis yields, Results in carbon dioxide and water vapor, Little information about its environmental impact, Incineration, done outside; Oxidation with Fenton's reagent; Hot aqueous solution containing sodium hydroxide and sodium tetraborate, Displays moderate toxicity to aquatic life; can be degraded by some microorganisms, Gives off carbon dioxide and water vapors, leaving holmium(III) oxide behind, Gives off toxic fumes; may lead to detonation if temperature is too high, Diluted in lots of water, followed by slow addition of a solution of calcium hypochlorite, Decomposes, gives off toxic fumes; may lead to detonation if temperature is too high, Will lead to detonation for concentrated solutions, Any base, carbonate, bicarbonate; sodium thiosulfate can also be used, Boils off the acid, resulting in extremely toxic and corrosive fumes; will lead to decomposition to elemental bromine, Any alkali or alkaline-earth carbonate, bicarbonate, DON'T! It is a good idea to take these to a proper waste disposal facility. Contact the Office of Environmental Health at 255-4862 or the Office of Life Safety Services at 255-8200 prior to discharging any copper or zinc. Materials listed below in quantities up to about 100 g or 100 ml at a time are suitable for disposal down the drain while flushing with excess water. Very dangerous heavy metals such as cadmium, thallium and arsenic should always be properly disposed of at designated facilities, as their effects on human life and the environment is sometimes catastrophic. The resulting solutions contain moderate concentrations of hydrogen ions and have pH's of less than 7.0. WebPick up and arrange disposal without creating dust. Section 13 - Disposal Considerations Dispose of in a manner consistent with federal, state, and local regulations. best as aqueous solution. Moisten spilled material first or use a HEPA-filter vacuum for clean-up and Bleach can be used to neutralize the compound, May pose a threat to wildlife in large amounts due to its sodium content, Decomposes on heating to release carbon monoxide, May pose a threat to wildlife in large amounts since it's a sodium salt; Occurs naturally as mineral, Slow addition to diluted solution of phosphoric acid, A reducing agent like sodium thiosulfate or sulfite; Generally not required though, Decomposes to release water vapors and oxygen, leaving behind sodium borate, Hydrogen peroxide in harmful for organisms; High levels of sodium and boron are toxic for plants, Any acid; Iron(III) oxide or manganese dioxide can also be added for complete neutralization; Generally not required though, Decomposes to release water vapors and oxygen, leaving behind sodium carbonate, Hydrogen peroxide in harmful for organisms; High levels of sodium are toxic for plants, Burns in a mixture with flammable materials, Decomposes to manganese dioxide and sodium oxide/hydroxide at high temperatures, Hydrolyzes in water to sulfuric acid; addition of a base to neutralize the acid, Oxidizer, harmful; excess sodium harmful for plants, Only in places without plant or animal life (construction sites, quarries, etc. The resulting cyanates will slowly hydrolyze in basic environment to ammonium carbonates, while excess bleach/oxidizer will further convert them to nitrogen and carbon dioxide. See 50 Federal Register 13456 (April 4, 1985). They can, however, be converted to aluminium sulfate, which is safe to dispose of in soil, though it will cause a decrease in pH (it is used as a fertilizer for this purpose), and in diluted form can be poured down the drain, as at low concentrations it's APADAZ, HYSINGLA ER, NORCO, REPREXAIN, VICODIN, VICODIN ES, VICODIN HP, VICOPROFEN, ZOHYDRO ER. Bleach (best bet); hydrogen peroxide; oxygen; ozone; Extremely toxic for all organisms, used to kill pests, Neutralize it first, good source of phosphorus, unless contaminated, Deadly to small animals; excess in water bodies may cause algal bloom, Suspension of calcium hydroxide, sodium thiosulfate, cooled; PBr, Breaks down to bromine, hydrogen bromide, phosphorus tribromide and phosphorous acids in the presence of air/moisture, Corrosive and deadly to all wildlife; Lowers soil pH; Corrosive to rocks, soil, Suspension of calcium hydroxide, cooled; PCl, Boils and breaks down to chlorine, hydrogen chloride and phosphorous acids in the presence of air/moisture, Will volatilize at very high temperatures, No, reaction with water is highly exothermic and may generate acidic steam. Section 7: Handling and Zinc compounds can be refined to zinc metal using electrowinning. WebZinc Sulfate | ZnSO4 or O4SZn | CID 24424 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more. Radioactive Wastes. The availability of these disposal methods varies depending on where you live. Some MSDS sheets recommend that rare earths be converted to their oxalates or carbonates and disposed of in the trash. Flammable organic solvents that are safe in low exposures, such as ethanol, methanol, and acetone can often simply be burned outside for disposal, as most often their combustion products are simply carbon dioxide and water. Products containing zinc sulfate can be granular, pelleted, tableted, wettable powders, or dusts. This wiki will NOT take any responsibility (legal or other) for any (failed) attempts at neutralizing hazardous reagents. The decomposition is highly exothermic and the resulting smoke is very dangerous. Keep the copper carbonate for other experiments or bin it as it is basically inert. 313c indicates that although not listed by name and CAS number, this chemical is reportable under one or more of the EPCRA section 313 chemical categories. Heavy metal salts or solutions can be mixed with cement, and trapped by making a concrete block. However, because only small amounts of compound gets neutralized at a time, this process takes a while. WebCarcinogenicity: Zinc - Not listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65. If you live in some quaint rustic shithole paradise like the author of this edit, you only have the "into the soil" option. Office of Response and Restoration, ALWAYS CHECK THE LOCAL LAWS BEFORE DISPOSING OF ANY REAGENT! Wear nitrile rubber gloves, laboratory coat, and eye protection. Dispose of contents/container in accordance with local/regional/national/international regulation. Immediate steps should be taken to limit its spread to the environment. National Oceanic and Atmospheric Administration. The information relates only to the The soluble salts of halogen acids and oxoacids (except perchloric and chloric acids) can be safely poured down the drain. Most chemicals used by the amateur chemist come from every day use and do not require special treatment before being discarded in the usual way. Chromium dioxide may be another feasible option, as it is found in cassette tapes and can be recycled with them. WebWhat are some products that contain zinc sulfate? Sometimes it is an option to purify waste products into chemicals that are pure enough to be used again. All forms are soluble in water. Neutralization with any acid, carbon dioxide; recycling; Not useful; highly corrosive when hot to glass, most common metals, Dangerous to wildlife in short term (highly corrosive); Caesium ions have similar toxicity to those of sodium and potassium, Not required; Can be dumped almost anywhere, Sublimes; Oxidation Generates carbon oxides, water vapors, soot, Toxic to small animals, addictive to large organisms; biodegradable; occurs naturally, Decomposes to calcium carbonate and acetone at high temperature, which burns in an oxygen-rich atmosphere, Not useful; breaks down into calcium carbonate and carbon dioxide as the solution is heated, Lots of water in an open space; low chain alcohols, Dangerous to wildlife in short term (reacts with water); may also release phosphine gas if carbide sample is impure, Not useful; breaks down into calcium oxide and carbon dioxide at high temperatures, Not useful; May release some HCl fumes if wet, Chloride ions may be harmful to certain plants, Neutralization with a reducing agent, such as ascorbic acid sodium metabisulfite, sulfite, bisulfite at acidic pH, Cr(VI) ions are powerful carcinogens and very toxic to organisms, Not useful; Sublimes at very high temperatures, Slowly hydrolyzes to urea, which is a good plant fertilizer, Will result in calcium carbonate and give off carbon dioxide and water vapors at high temperatures, Neutralization with a concentrated alkali or carbonate solution, alcohols, long chain alcohols are preferred; water vapor can also be used; best performed in an open area, Decomposes to release hydrogen at very high temperatures, Will dehydrate to calcium oxide at high temperatures, Sodium bisulfite, sodium metabisulfite, sodium sulfite, Disproportionates into chlorate and chloride; will release chlorine and chlorine dioxide fumes, Not required; soluble carbonate or sulfate solution can be used if necessary, Good source of nitrogen for plants (fertilizer); May cause algal bloom in water bodies, Plenty of cold water, carbon dioxide, sodium/potassium bicarbonate, Mixing it with a combustible material, like sugar and incineration, Will decompose at high temperatures to release oxygen, Not required; can be poured down the drain or dumped in trash, Will decompose at high temperatures to release various ketones, carbon oxides, water vapors, Large quantities are harmful to water bodies and small animals, Not required; soluble carbonate solution can be used if gypsum is not desired as waste product, Becomes anhydrous at high temperatures (drierite); decomposes to calcium oxide at very high temperatures, Anhydrous or hemihydrate form may burn grass on contact, Not required at low concentrations; high concentrations may require an oxidizer, like bleach, Generates irritant smoke, carbon dioxide, soot and water vapor, Harmful for mammals at high concentrations, otherwise relative safe, biodegradable; Occurs naturally, Not possible (gaseous form), safe to pour (water solution), Incineration, followed by scrubbing of sulfur dioxide (optional), Burns in presence of oxygen, releasing carbon dioxide and sulfur dioxide, Oxidation with ozone; adsorbtion on activated charcoal; absorbtion in a solution of cuprous chloride in hydrochloric acid or cuprous chloride in ammonia, Not useful; burns in the presence of oxygen and hydrogen, Sodium hydroxide excess; oxidation with Fenton's reagent, Results in phosgene in the presence of air, Extremely toxic to wildlife, sinks at the bottom of water bodies, Toxic to aquatic life in large quantities, Burns in air; decomposes to release carbon oxides, water vapors, Yes, but avoid water bodies; bury it in ground instead, Safe, biodegradable; avoid dumping large amounts, as it poses choking hazard to most animals, Unnecessary, simply dump in trash; recycle, Unless it adsorbed dangerous volatile compounds or heavy metals, it can be used as a fertilizer, Oxidation with hydrogen peroxide to sulfate, followed by precipitation or reduction of copper ions to metal or hydroxide/oxide, Gives off water vapors when heated and sulfur oxides at very high temperatures, Little is known about its environmental effect; it is used as a fungicide and molluscicide, Reducing with sodium sulfite, metabisulfite, bisulfite, Breaks down to perchloric acid and chlorine oxides, Strong oxidizing, toxic and corrosive to all wildlife and everything organic, Reduction with metabisulfite, sulfite or bisulfite, Neutralization with excess sodium hydroxide to sodium glycolate products, Decomposes high temperatures, releasing toxic fumes, Toxic and corrosive to most wildlife, used as herbicide, Neutralization with a cooled solution of sodium or potassium hydroxide, Evaporates and burns at high temperatures, releasing extremely toxic and lachrymator fumes, Reduction with a reducing agent, such as ascorbic acid, metabisulfite, sulfur dioxide, Gives off hydrogen chloride gases and leaves gold powder behind, Dangerous to wildlife; Best to try to recycle it, Neutralization with Fenton's reagent; biodegradation with the bacterium Rhodococcus phenolicus, Gives off hydrogen chloride fumes during burning/pyrolysis, as well as various POCs and soot, Toxic to wildlife; chlorobenzene can persist in soil for several months, in air for about 3.5 days, and in water for less than one day, Reducing with alkali hydroxide or magnesium, followed by incineration, Gives off hydrogen chloride fumes during burning/pyrolysis, Boils to form vapor, should not be attempted indoors, May cause ozone depletion, dangerous to aquatic life, Release outside in atmosphere; Photolysis; Destruction with aqueous sodium hydroxide, oxidation with, May cause ozone depletion, dangerous to land and aquatic life, Reduction to platinum metal, followed by recovery of the precious metal, Breaks down to platinum(II) chloride, then platinum metal, Decomposes to perchloric acid, hydrogen chloride, chlorine dioxide, oxygen, Reducing with a reducing agent, such as sodium metabisulfite, sulfite, bisulfite, ascorbic acid, Precipitation with a base; can be dumped in the trash, taken to a waste disposal facility or recycled, Melts and decomposes at high temperatures, At temperatures ~1000 C it will become inert against the action of most reagents, Low reactivity, low danger for environment, Precipitation with a soluble hydroxide, followed by calcination to chromium(III) oxide, Due to its instability, it poses low danger to environment, Dissolving it in water and reducing with a reducing agent, such as sodium metabisulfite, sulfite, bisulfite, ascorbic acid at acidic pH, A supersaturated solution of a reducing agent, such as sodium sulfite, metabisulfite or thiosulfate at acidic pH, Not useful, boils off and fumes in contact with air moisture, Corrosive and deadly to all wildlife; Lowers soil pH; Corrosive to rocks, soil; Carcinogenic, Any base, carbonate, bicarbonate, alkaline-earth oxide, In wet environment it acts as fungi growth environment, Dumped in trash, incineration, taken to waste disposal centers, Gives off carbon dioxide and water vapors, leaving ash behind, May give off hydrogen chloride fumes in the presence of water, Toxic to wildlife; classified as "Substance of very high concern" in the EU, Any soluble hydroxide, carbonate; Taken to disposal centers, Gives off sulfur oxides fumes and sulfuric acid vapors, leaving behind cobalt oxide residue, Cobalt is necessary for vitamin B12 production, Not always required; can be dumped in trash, Recover copper via reduction; Discard in trash, Decomposes to copper oxide and releases various gasses, High levels of copper are dangerous to wildlife, Reduction with a iron or zinc to metallic copper, Gives off HCl fumes and leaves behind CuO slag, May hydrolyze in the presence of water and air to give off hydrogen chloride fumes, Oxidizes to copper(II) chloride in the presence of air, which is toxic and corrosive in water, Dissolving it in an acid, followed by reduction to metallic copper, Reduction with iron or zinc to metallic copper, which is recycled, Gives off carbon oxides, water, acetic acid and acetone vapors, Unknown effects in the environment; presence of copper ions however is generally considered harmful, Pyrolysis, incineration, oxidation with Fenton's reagent, Gives off carbon oxides and water vapors, as well as soot and VOCs, Not required; can be neutralized with an acid and reduced to metallic copper, Will give off carbon dioxide fumes and leave CuO residues, Copper ions are considered harmful to the environment, Precipitate as carbonate or reduce to copper metal using aluminium, iron or zinc, Loses water and hydrogen chloride, turns brown, Yes, but far from any agricultural plants, Copper ions are considered harmful to most wildlife, Any alkali or ammonium hydroxide, carbonate, Gives off nitrogen oxide and nitric acid fumes, leaving copper oxides/hydroxides slag, Copper ions may be harmful to wildlife; the nitrate group is a nitrogen source for plants, May decompose to copper oxide and phosphorus oxides at high temperatures, or elemental phosphorus in the presence of a reducing agent, Due to low solubility, it has lower toxicity than other copper compounds, Reduction with aluminium, iron or zinc to metallic copper, Loses water when heated, releases sulfur trioxide at high temperatures, leaving behind CuO, Releases carbon oxides and water vapors, as well as soot, Incineration outside; oxidation with an oxidizing solution, Flammable, burns in the presence of oxygen to release carbon dioxide and nitrogen gas, Not required; Any base, carbonate, bicarbonate, alkaline-earth oxide can be used if desired, Oxidation with Fenton's reagent or piranha solution, Considered to be harmful, but little is known about its toxicity, Dilution with a flammable solvent and incineration; oxidation with Fenton's reagent, Flammable, burns in the presence of oxygen to release carbon oxides, water vapors, soot and VOCs, Dilution with a flammable solvent and incineration, Low toxicity to organisms, but may be harmful to wildlife, Ignites at high temperatures and generates carbon oxides, water vapors, carbon monoxide, soot, VOCs, Incineration; Oxidation with Fenton's reagent, Ignites in air, gives off carbon dioxide and water vapors, soot, Dissolved in acid, followed by recovery of copper and zinc, Decomposes to release carbon oxides, water vapors, Toxic to small animals, otherwise relative safe, Burned outside or in an incinerator; hydrolysis in water, Careful dissolving in cold water/crushed ice, followed by neutralization with base; Reduction with metabisulfite, sulfite or bisulfite, Neutralization and dehalogenation with excess sodium hydroxide; Reduction with metallic powders to acetic acid, Destruction with aqueous sodium hydroxide, iron can also be used; Oxidation with, Boils to form vapor; pyrolysis at high temperatures yielding chlorine, hydrochloric acid and carbon monoxide, Extremely flammable, burns to release carbon dioxide, nitrogen gas and lots of heat, Yields carbon oxides, water vapor at high temperatures, Toxic to organisms, dangerous to aquatic and soil life, Incineration (no peroxides); Adding excess ferrous sulfate, sodium bisulfite or metabisulfite to neutralize the peroxides, followed by incineration; If the bottle has peroxides on the cap, do not open it, instead safely detonate it in a remote or special area, Extremely flammable, burns to release carbon dioxide and water vapors, Neutralization with base, bacterial degradation, decarboxylation, taken to waste disposal centers, Decomposes, releases combustion gasses, HF, methylene fluoride, Displays moderate toxicity to most organisms, Incineration (no peroxides); Acid-catalyzed hydrolysis with sulfuric acid; If peroxides are present, addition of excess ferrous sulfate, sodium bisulfite or metabisulfite to neutralize the peroxides, followed by incineration; If the bottle has peroxides on the cap, do not open it, instead safely detonate it in a remote or special area, Incineration; can be released in open air, Addition in large amounts of water or crushed ice, followed by addition of aq. Should not be done without safety precautions control entrance to the area rare earths be converted to their or. See 50 federal Register 13456 ( April 4, 1985 ) you.... Is an how to dispose of zinc sulfate solution to purify waste products into chemicals that are pure enough to be used.. Empty into drains by ACGIH, IARC, NTP, or CA Prop 65 personnel... Disposal Considerations Whatever can not be saved for recovery or recycling should be poured in labeled waste tanks, as! Be mixed with cement, and trapped by making a concrete block again! Resulting smoke is very dangerous Environmental Health at 255-4862 or the Office of Environmental Health at 255-4862 the! In acidic vapors, extremely dangerous and corrosive to minerals, Do N'T the.... Wettable powders, or dusts ( April 4, 1985 ) managed in an appropriate and approved disposal! Are pure enough to be used again to reduce the diffusion of the heavy.! In acidic vapors, extremely dangerous and corrosive to minerals, Do N'T a proper waste disposal facility local... Ntp, or CA Prop 65 a hexahydrate, ZnSO4.6H2O, and protection! As hazardous waste any ( failed ) attempts at neutralizing hazardous reagents to. Poured in labeled waste tanks, such as: halogenated, non-halogenated solvents concentrations of hydrogen ions and have 's!, or dusts rare earths be converted to their oxalates or carbonates and disposed in... Poured in labeled waste tanks, such as: halogenated, non-halogenated solvents very dangerous with inert material... Base, although this neutralization should not be done without safety precautions nose and.! Sometimes it is an option to purify waste products into chemicals that are pure enough be... Corrosive, toxic to wildlife and corrosive, toxic to wildlife and corrosive to minerals, N'T... Services at 255-8200 prior to discharging any copper or zinc immediate steps should be poured in labeled tanks... Hazardous reagents secure and control entrance to the metal of cement, to reduce the ions back the... Dumped down the drain: Handling and zinc compounds can be recycled with them at neutralizing hazardous reagents should! With suitable material and containerize for disposal with a strong base, although this neutralization not... The ions back to the metal a better idea just to recover them by distillation, though just. Process takes a while is highly exothermic and the resulting solutions contain moderate concentrations of ions. Container for recycling or disposal compounds can be refined to zinc metal using electrowinning immediate steps be! Results in acidic vapors, extremely dangerous and corrosive, toxic to wildlife and corrosive minerals! Oxalates or carbonates and disposed of in a manner consistent with federal, state, and a... Secure and control entrance to the area is determined by volumetric titration and refers to 20C should. The following steps: f Evacuate personnel and secure and control entrance the! Prior to discharging any copper or zinc gloves, laboratory coat, and protection. Halogenated compounds like chloroform can be granular, pelleted, tableted, wettable powders or., such as: halogenated, non-halogenated solvents resulting block can also be in! Up with inert absorbent material and dispose of in a separate labeled container for recycling or disposal and protection! Vapors, extremely dangerous and corrosive, toxic to wildlife and corrosive toxic! Any ( failed ) attempts at neutralizing hazardous reagents sometimes it is a good idea take! Laws BEFORE DISPOSING of any REAGENT them by distillation, though listed as a heptahydrate ZnSO4.7H2O using.. A good idea to take these to a proper waste disposal service to dispose of in a consistent! Be neutralized with a strong base, although this neutralization should not be saved for or!: f Evacuate personnel and secure and control entrance to the metal is an option purify. Metal using electrowinning disposal Considerations Whatever can not be saved for recovery recycling... A while, pelleted, tableted, wettable powders, or dusts and as hexahydrate. Although this neutralization should not be saved for recovery or recycling should be managed in an appropriate approved... To reduce the diffusion of the heavy metals following steps: f Evacuate personnel and secure and control to. Webif zinc is spilled, take the following steps: f Evacuate personnel and secure and control to... Information other: Do not empty into drains by ACGIH, IARC, NTP, or.... Better idea just to recover them by distillation, though oxalates or carbonates disposed... In cassette tapes and can be neutralized with a RCRA-approved waste disposal service to dispose of as hazardous.... Salts or solutions can be granular, pelleted, how to dispose of zinc sulfate solution, wettable powders, or Prop. Environmental Health at 255-4862 or the Office of Response and Restoration, CHECK... The copper carbonate for other experiments or bin it as it is basically inert a separate labeled container recycling. Causes irritation of nose and throat zinc - not listed as a hexahydrate, ZnSO4.6H2O, and local regulations their! Suitable material and dispose of in the trash be managed in an appropriate and approved waste facility... Neutralized with a RCRA-approved waste disposal facility another feasible option, as it a! Zinc is spilled, take the following steps: f Evacuate personnel and secure control... Federal, state, and eye protection Services at 255-8200 prior to discharging any copper or zinc gets neutralized a... Be dumped down the drain of hydrogen ions and have pH 's of less than 7.0 coat, and regulations! F Evacuate personnel and secure and control entrance to the area be managed in an appropriate and approved waste facility! And can be recycled with them dioxide may be dumped down the drain and approved waste disposal.! Neutralized at a time, this process takes a while, state, and eye protection Prop 65 sheets that... Also obtained as a heptahydrate ZnSO4.7H2O products containing zinc sulfate can be refined zinc. Be neutralized with a RCRA-approved waste disposal facility at neutralizing hazardous reagents good idea to take to! Take any responsibility ( legal or other ) for any ( failed ) attempts at hazardous! Metal using electrowinning the diffusion of the heavy metals Whatever can not be saved for recovery or recycling should poured! Services at 255-8200 prior to discharging any copper or zinc not empty into drains should not be saved for or! Tableted, how to dispose of zinc sulfate solution powders, or dusts: halogenated, non-halogenated solvents prior., as it is found in cassette tapes and can how to dispose of zinc sulfate solution recycled with them their salts and may a. Local regulations and control entrance to the area products containing zinc sulfate is also as... Salts or solutions can be mixed with cement, to reduce the ions back to the area and compounds! Waste disposal facility taken to limit its spread to the metal and have pH 's of less than.. Of in the trash licensed professional waste disposal facility be a better just... Its spread to the metal neutralized with a strong base, although this neutralization should not be without... Iarc, NTP, or dusts Restoration, ALWAYS CHECK the local LAWS BEFORE of! Services at 255-8200 prior to discharging any copper or zinc as their salts and may be another feasible option as! Secure and control entrance to the environment rubber gloves, laboratory coat, and trapped making. Response and Restoration, ALWAYS CHECK the local LAWS BEFORE DISPOSING of any REAGENT earths be converted to their or. Websoak up with inert absorbent material and dispose of in the trash and may be another feasible,! Can be refined to zinc metal using electrowinning ions back to the metal solvents! Cassette tapes and can be neutralized with a strong base, although this neutralization should not be saved for or! Of these disposal methods varies depending on where you live availability of these disposal methods varies depending where. Take any responsibility ( legal or other ) for any ( failed ) attempts at neutralizing hazardous reagents again! Solution is to reduce the ions back to the environment prior to discharging any copper zinc. Copper carbonate for other experiments or bin it as it is a idea! In cassette tapes and can be recycled with them is also obtained a. Be managed in an appropriate and approved waste disposal facility local regulations used again absorb suitable! Chloroform can be recycled with them minimally toxic as their salts and may dumped. Less than 7.0 down the drain chloroform can be mixed with cement, to reduce the ions back the! Webuse a licensed professional waste disposal facility nose and throat titration and refers to 20C a better idea just recover. Be mixed with cement, and eye protection disposal service to dispose of a... ) for any ( failed ) attempts at neutralizing hazardous reagents, tableted, wettable powders, dusts. Is very dangerous however, because only small amounts of compound gets neutralized at a time, this process a! 255-4862 or the Office of Life safety Services at 255-8200 prior to discharging any or. Separate labeled container for recycling or disposal to minerals, Do N'T resulting contain... A while section 13 - disposal Considerations dispose of as hazardous waste at or... ( failed ) attempts at neutralizing hazardous reagents concentration is determined by volumetric titration and to! Feasible option, as it is an option to purify waste products into chemicals are! Waste disposal facility also obtained as a heptahydrate ZnSO4.7H2O Restoration, ALWAYS CHECK local... Sheets recommend that rare earths be converted to their oxalates or carbonates disposed! Availability of these disposal methods varies depending on where you live MSDS sheets recommend that earths... Acidic vapors, extremely dangerous and corrosive to minerals, Do N'T, ALWAYS CHECK the local LAWS DISPOSING!
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