Hydrochloric acid acgih c 2 ppm ca ab oel c 3 mgm3 2 ppm ca bc oel c 2 ppm ca qc oel c 7. Incompatible materials, metals, excess heat, bases. Osha has established a ceiling value of five parts per million 5 ppm for hydrochloric acid. Hydrochloric acid is an important laboratory reagent and industrial chemical. Hydrochloric acid product code rc17021 date of issue 02082017 version 1. Pdf hydrochloric acid production engr sajid chaudhary. Hydrochloric acid has excellent warning properties. Add the calculated amount of each component to the hydrochloric acid with a syringe ensure that the syringe tip is under the solution surface, stopper the flask, and stir the. Physical properties of pure substances tables 21 physical properties of the elements and inorganic. It is a colorless solution with a distinctive pungent smell. Hydrochloric acid is a clear, colorless, fuming and corrosive liquid that has a strong pungent odor. Jan 01, 2019 phosphide reacts with hydrochloric acid to release spontaneously flammable phosphines.
Hydrochloric acid is very corrosive to the skin and mucous membranes and can cause severe burns to any part of the body. Transfer 1 ml of reagent grade hydrochloric acid into a 30ml test tube, dilute to 20 ml with freshly boiled and cooled. Laa crystallizes in the monoclinic crystal system with space group p2 1. Component osha final pel twa osha final pel stel osha final pel ceiling hydrochloric acid mixture 5 ppm 7. Hydrochloric acid summary hydrochloric acid is an important and widely used chemical. Hydrochloric acid is harmful to humans and animals. Store in a dry, clean, cool, well ventilated place away from sunlight. Hydrochloric acid is a corrosive liquid, and it must be stored and handled with this hazard in mind. Prior to using hydrochloric acid, carefully read and comprehend the material safety data sheet. Store in the original, labelled container and keep container tightly cl.
Hydrochloric acid an overview sciencedirect topics. Nov 01, 2010 hydrochloric acid to release spontaneously flammable phosphine. Hydrochloric acid reacts with a chromate, permanganate, or persulfate to generate chlorine. It is a component of the gastric acid in the digestive systems of most animal species, including humans. Hydrochloric acid,acs created by global safety management, inc. Inhalation move casualty to fresh air and keep at rest. As you work your way through this chapter, try to notice how the properties of acids and bases manifest themselves in everyday situations.
Epa has not classified hydrochloric acid with respect to potential carcinogenicity. Pass a sufficient quantity of the test substance, triturated if necessary, through a sieve. For example, due to its reducing properties and the complexing ability of cl. Aqueous solutions of acids are electrolytes, meaning that they conduct electrical current. Hydrochloric acid hydrochloric acid hydrochloric acid. Hydrochloric acid producttype 2 private area and public. Therese forsythe, theresef richard parsons, richardp. Hydrochloric acid no data available hydrochloric acid hydrochloric acid carcinogenicity this product is or contains a component that is not classifiable as to its carcinogenicity based on its iarc, acgih, ntp, or epa classification. Never use hot water and never add water to the acid.
It is, however, an acidic material and poses hazards to the skin and eyes. Hydrochloric acid can react with certain materials of construction. Properties hydrogen chloride hydrochloric acid cas number. Hydrochloric acid has been used in the extraction of uranium, titanium, tungsten and other precious metals. Hydrochloric acid hcl or clh cid 3 structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities. Hydrochloric acid thermal conductivity product characteristics conductivity pch00003 thermal conductivity of aqueous. Rubidium acetylene carbides burns with slightly warm hydrochloric acid. Physical properties of hydrochloric acid, such as boiling and melting points, density, and ph, depend on the concentration or molarity of hcl in the aqueous solution. Carefully add 5 drops of hydrochloric acid solution 1, followed by 1 drop of phenolphthalein, to each well d1 and d2. Physical properties of hydrochloric acid, such as boiling and melting points, density, and ph. Identification of the substancemixture and of the companyundertaking 1. When the color remains after stirring, do not add any more drops.
Hydrogen chloride, muriatic acid, chlorohydric acid. Aqua regia appears as a yellow liquid with a pungent odor prepared by mixing nitric acid and hydrochloric acid, usually in a ratio of one part of nitric acid to three or four parts of hydrochloric acid. Material safety data sheet west liberty university. Your own stomach utilizes hydrochloric acid to digest food. Physical and chemical properties molecular formula hcl. They range from those of water at very low concentrations approaching 0% hcl to values for fuming hydrochloric acid at over 40% hcl. South kearny, new jersey 070324673 973 5890700 fax. Hydrochloric acid is stable under normal conditions and pressures. Doc00008wen ww issue 1 may 2005 11 technical documentation hydrochloric acid production process doc00008 principle. Hydrochloric acid gas has a strong pungent odor, and is highly corrosive. Upon transport through the soil, hydrochloric acid will dissolve some of the soil materials especially those with carbonate bases and the acid will neutralize to some degree. Hydrochloric acid is a versatile chemical used in a variety of chemical processes, including hydrometallurgical processing e. Nordhausen acid, oil of vitriol, spirit of sulphur, sulfuric acid h2so 4 98. Herewith we report the results obtained in the present.
Nitric acid hydrocyanic acid chloric acid acetic acid hydrobromic acid sulfurous acid chlorous acid boric acid hydrochloric. Follow good hygiene procedures when handling chemical materials. Submit comment view document download pdf table of contents. Hydrogen chloride is a common synonym for hydrochloric acid. When it has a concentration of 25% or more, it is a fuming hydrogen chloride gas, hydrochloric acid gas strong acid. Inhibited hydrochloric acid is used to remove sludge and hardwater scale from industrial equipment, ranging from boilers and heat exchangers to electrical insulators and glass. Harpic limescale remover does require classification with respect to corrosive properties to skin on the basis of its very low ph properties of hydrochloric.
Cough difficulty in breathing hydrochloric acid inhalation. Lithium silicide in contact with hydrogen chloride becomes incandescent. Hydrochloric acid, 37% ww 7647 01 0 lc50 fish 1 282 mgl lc50. In the present investigation, a systematic study has been carried out on the growth and characterization of pure and hydrochloric acid doped at different concentrations crystals. Hydrochloric acid 36% 40% reagent columbus chemical. Hydrochloric acid is corrosive to the eyes, skin, and mucous membranes. Hydrochloric acid hcl is stomach acid, phosphoric acid h 3po 4 is commonly found in dark soft drinks, and sulfuric acid h 2so 4 is used in car batteries. Acids are a distinct class of compounds because of the properties of their aqueous solutions as outlined below. It has numerous other industrial uses such as i hydrometallurgical processing, for example, production of alumina andor titanium dioxide. The physical properties like boiling and melting points, density, and ph, of hydrochloric acid, varies depending on the concentration of hydrochloric acid in water. Hydrochloric acid is a versatile chemical that hydrochloric acid is used in the chemical industry as a chemical reagent in the largescale production of vinyl chloride ch 2 chcl for pvc plastic, and polyurethane. Hydrochloric acid hcl, also known as muriatic acid is a colorless corrosive, strong mineral acid with many industrial uses among which, when it reacts with an organic base it forms a hydrochloride salt. Incompatible materials metals, oxidizing agents, reducing agents, acids, bases, aldehydes hazardous decomposition productshydrogen chloride gas, carbon monoxide co, carbon dioxide co2, hydrogen. R35, symbol and r phrase according to ec annex1 subject to the reporting requirements of sara title iii section 3.
The reason that the hydrogen and chlorine ions dissociate when in an aqueous solution is that hcl is polar covalent compound see structure and properties for. Product safety summary for hydrochloric acid, 3236%. Formation and properties of larginine acetate single. Acute shortterm inhalation exposure may cause eye, nose, and respiratory tract. Solutions of hydrochloric acid which do not become airborne are not. Hydrochloric acid is a nonflammable, transparent and colorless or light yellow liquid.
Hydrochloric acid reacts with a chromate, permanganate, or persulfate to gen. Do not allow contact between hydrochloric acid, metal, and organics. Introductionhydrochloric acid hcl is listed as a title iii hazardous air pollutant. Firstaid measures eyes in case of eye contact, rinse with plenty of water and seek medical attention immediately. Add sodium hydroxide to the hydrochloric acid in well d1, one drop at a time. Hydrochloric acid may also be referred to as muriatic acid. Fumes are irritating to the eyes and mucous membranes. Hydrochloric acid, also known as muriatic acid, is an aqueous solution of hydrogen chloride. The largest end uses for hydrochloric acid are steel pickling, oil well acidizing, food manufacturing, producing calcium chloride, and ore processing. Hydrochloric acid was historically produced from rock salt and green vitriol and later from the chemically similar common salt nacl and. When dilute hydrochloric acid is used, gas spontaneously flammable in air is evolved.
Hydrochloric acid solution, 6n certified revision date 25apr2019 stability stable under normal conditions. Chemical properties hydrochloric acid occurs as a clear, colorless, fuming aqueous solution of hydrogen chloride, with a pungent odor. Industrial, manufacturing or laboratory use manufacturer. Hydrochloric acid, 37% ww 7647 01 0 persistence and degradability biodegradability. Control parameters biological specimen sampling time permissible concentration basis hydrochloric acid 7647010 100 mgg 100 mgg exposure controls. General references physical properties of pure substances tables 21 physical properties of the elements and inorganic compounds. Sulphuric, hydrochloric, nitric and phosphoric acids. Firstaid measures eyes immediately rinse with plenty of water for at least 15 minutes and seek medical attention immediately. The corneas of the eyes are especially sensitive to hydrochloric acid and exposure to it or its vapors immediately causes severe irritation. Material safety data sheet page 1 of 2 hydrochloric acid. Hydrochloric acid is nonflammable, nonexplosive, and nontoxic. Hydrochloric acid safety data sheet hydrochloric acid product code rc17021 date of issue 02082017 version 1. The most common public use of hydrochloric acid is as a component of cleaning products to remove lime scale i.
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