The ostwald process is a chemical process used for making nitric acid. Our industrial chemical business is the largest merchant marketer of concentrated nitric acid in north america and is capable of supplying nitric acid blends for most customer needs. The ostwald process converts ammonia to nitric acid and involves two steps. As a strong acid, nitric acid reacts easily in the presence of a base. Dfpcls stateoftheart adolf plinkegmbh technology based plant at taloja is the largest integrated nitric acid plant across south east asia which conforms with international standards. A colorless liquid that is used in the manufacture of inorganic and organic nitrates and nitro compounds for fertilizers, dye intermediates, explosives, and many different organic chemicals. Johnson matthey catalysts education industrial catalysis.
This is the main reason why nitric acid is produced in such large quantities. The concentrated nitric acid market is projected to reach usd 25. Enhancement of relative volatility in the nitric acid water system by the presence of magnesium nitrate as dissolved salt component makes possible an economic and reliable process for making high strength nitric acid. Nitric acid is used in the production of ammonium nitrate for fertilizers, making plastics, and in the manufacture of dyes. Our customers count on us for affordable, high purity nitric acid in concentrations up to 70%, available in a range of grades including.
For a reliable, consistent source of nitric acid contact hawkins for a nitric acid quote hawkins is a businesstobusiness supplier, manufacturer, blender, and distributor of chemicals. Find here information of nitric acid selling companies for your buy requirements. Of this 96% is used to make ammonium nitrate and calcium ammonium nitrate. Nitric acid hno3, also known as aqua fortis and spirit of niter, is a highly corrosive strong mineral acid. The total annual productivity capacity of these commercial plants is estimated to be on the order of 4. For these processes weak nitric acid 55 to 65 per cent hno, is usually employed. Mar 19, 2008 an interactive animation showing the industrial process used to manufacture nitric acid. Seastar chemicals inc msds nitric acid page 1 of 4 material safety data sheet nitric acid print date. Explanatory text and the chemical equation for each stage is shown. Nitric acid journal of chemical education acs publications.
One of the best examples of the same is nitric acid. Manufacture of nitric acid and calcium ammonium nitrate in ifi, arklow introduction option 1a of the syllabus deals with industrial chemistry. Manufacture of nitric acid by the oxidation of ammonia1. Nitric oxide and water are formed in this process according to the main equation. Economic impact analysis for the nitric acid manufacturing nsps by.
The dissociation constant is usually considered to be less than 1, which means this compound completely dissociates in water except if in the presence of. Nitric acid hno3 cid 944 structure, chemical names, physical and chemical. Technical support document for the nitric acid production. Nitric acid in chennai, tamil nadu get latest price from. Industrial manufacturing of nitric acid slideshare. Economic impact analysis for the nitric acid manufacturing nsps. Manufacturers of nitric acid and exporters of nitric acid zauba. Nitric acid is also commonly used as rocket propellants in the aerospace industry. The ostwald process is a mainstay of the modern chemical. Nitroarginine, or n nitrolarginine, is a nitro derivative of the amino acid arginine. Nitric acid can be involved in several types of reactions. Wilhelm ostwald developed the process, and he patented it in 1902. Nitric acid h no 3, also known as aqua fortis latin for strong water and spirit of niter, is a highly corrosive mineral acid the pure compound is colorless, but older samples tend to acquire a yellow cast due to decomposition into oxides of nitrogen and water. Taha rehman siddiqui institute of chemical engineering and technology university of the punjab, lahore, pakistan.
The ostwald process is a mainstay of the modern chemical industry, and it provides the main raw material for the most common type of fertilizer production. Manufacture of nitric acid by the oxidation of ammonia1 industrial. These metrics are regularly updated to reflect usage leading up to the last few days. It is a strong oxidizing agent and can oxidize metals and nonmetals easily. The ostwald process is a chemical process for making nitric acid hno3. May 21, 2014 the dow chemical company page 2 of 6 manufacture of product capacity angus chemical company angus has manufactured products from nitroalkanes and their derivatives for more than 70 years. A colorless liquid that is used in the manufacture of inorganic and organic nitrates and nitro.
Design of an industrial process for the production of. Nitric acid in gujarat manufacturers and suppliers india. Nitric acid is an inorganic chemical that is used in the manufacture of nitrogenbased fertilizers, adipic acid, and explosives. Nitric acid, nitrous acid, and nitrogen oxides thiemann. It is used in manufacturing several types of polymers like polyamides and polyurethane. It is primarily used in the manufacturing of nitrogenous fertilizers and explosives. Nitric acid ostwalds methodindustrial preparation of. The manufacture of nitric acid the role of platinum alloy gauzes in the ammonia oxidation process by h. Historically and practically, the ostwald process is closely associated with the haber process, which provides the. Nitric acid aqua fortis latest price, manufacturers. Nitric acid which is also known as aqua fortis and spirit of niter, is a highly corrosive mineral acid. Nitric acid is a strong acid, a powerful oxidizing compound, and a nitrating agent. To be undertaken only by trained personnel in conjunction with a current safety data sheet sds and sitespecific risk assessment. Nitric acid is both a strong acid and a strong oxidizing agent, nitric acid can dissolve most metals.
The crystal structures of the lowtemperature and highpressure polymorphs of nitric acid pdf. Panjiva uses over 30 international data sources to help you find qualified vendors of nitric acid. The first step in the industrial manufacture of nitric acid involves the catalytic oxidation of ammonia according to the following balanced equation. China nitric acid, china nitric acid manufacturers and. No test data on mobility of the components available. Environment, safety, health, and quality division chapter 53 nitric acid safe handling guideline 20 may 20 slaci7300a09t010r002 2 of 2. Nitric acid environment, safety, health, and quality division. These fertilisers, generally with high nitrogen contents, provide the active nitrogen in the form of ammonium nitrate or as nitrophosphate formed by the action of nitric acid on phosphate rock. A relatively small amount of ammonium nitrate is used to make. Concentrated nitric acid market new report by marketsandmarkets.
Along with nitric acid, reagent can also supply a wide range of hydrochloric acid and both premixed aqua regia and premixed nital solution. The ipcc uses a default range of 2 to 9 kilograms n. Nitric acid manufacturers suppliers of nitric acid product. In this article the author outlines some of the principal features of.
A wide variety of industrial nitric acid options are available to you, such as agriculture grade, industrial grade, and food grade. The production process of nitric acid produces nitrogen oxides nox, ammonia nh3 and nitrous oxide n2o emissions. We manufacturer, exporter and supplier of concentrated nitric acid, which apply to manufacture of chemical nitroglycerine and cellulose based explosives product and manufacture of organic synthesis, dyes and so on. Most commercially available nitric acid has a concentration of 68% in water. We are a prominent provider of nitric acid in gujarat, india. Article views are the countercompliant sum of full text article downloads since november 2008 both pdf and html across all institutions and individuals. However, this discovery was not then commercialised as ammonia was too expensive compared with the chile saltpetre used to manufacture nitric acid in those days. Nitric acid is manufactured from ammonia and is a key chemical in the manufacture of fertilizers. O generated per unit of nitric acid produced, combined with the type of technology employed at a plant.
Research triangle park, north carolina prepared for. Find here nitric acid, aqua fortis suppliers, manufacturers, wholesalers, traders with nitric acid prices for buying. The manufacture of nylon requires hexanedioic adipic acid, produced using nitric acid. Manufacture of nitric acid the manufacture of nitric acid is a threestage process. Nitric acid is a colorless liquid that is used in the manufacture of inorganic and organic nitrates and nitro compounds for fertilizers, dye intermediates, explosives, and many different organic chemicals. Nitric acid suppliers usa bulk distributors and wholesalers. Nitric acid hno3, also known as aqua fortis latin for strong water and spirit of niter, is a. Click the text button to show the chemical equation. The main industrial use of nitric acid is for the production of fertilizers. Nitric acid production by the oxidation of ammonia on platinum gauzes con stitutes one of the worlds major chemical industries. The manufacture of nitrogen fertilisers represents by far the largest proportion of the use of nitric acid. Nitric acid hno3, also known as aqua fortis strong water and spirit of niter, is a highly corrosive strong mineral acid. The purpose of this simulation was to observe the thermodynamic.
Type of nitric acid process used for each nitric acid train low, medium, or dual pressure. A wide variety of nitric acid options are available to you, such as agriculture grade, reagent grade, and industrial grade. It is also used for making explosives such as nitroglycerin and tnt. Nitric acid is also commonly used as a strong oxidizing agent.
How is nitric acid made nitric acid is made from the reaction of ammonia with oxygen the first stage produces nitrogen monoxide. Increasing demand for adipic acid to formulate nylon resins and fibers for automotive interior manufacturing is identified as a key market driver. It is used in the manufacture of fertilizers, silk industry, explosive materials such as t. It is also the primary reagent used for nitration, means to the addition of a nitro group. Acide nitrique, aqua fortis, azotic acid, hydrogen nitrate. Continued exposure to vapor may cause chronic bronchitis.
Ammonia, oxygen, water are the raw materials of nitric acid manufacturing. Production levels for 2006 have been estimated at 6. The company manufacturers three grades of nitric acid which include dilute nitric acid dna, strong nitric acid sna and concentrated nitric acid cna. Call our friendly sales team many of our customers now enjoy the convenience of buying nitric acid online.
Nitric acid for sale buy nitric acid online uk suppliers. Proposed rule for mandatory reporting of greenhouse gases. To manufacture ammonium nitrate a nitrogenous fertilisers. Technical support document for the nitric acid production sector. Nitric acid, colorless, fuming, and highly corrosive liquid that is a common laboratory reagent and an important industrial chemical for the manufacture of. Biochemical oxygen demand bod chemical oxygen demand cod thod water 7732 18 5 persistence and degradability not established.
Nitric acid manufacturing we provide ultrapure nitric acid, and acid blends to major suppliers to the semiconductor, biotech, pharmaceutical, and analytical lab industries. The resultant gases, nitric oxide and nitrogen dioxide, or nox, are cooled and absorbed into demineralized water. A method of producing nitric acid which comprises oxidizing ammonia with air to produce a gas mixture containing nitric oxide, passing said 61 gas mixture after suitable cooling through an enriching tower in countercurrent to a flow of relatively cold nitric acid under conditions such that higher oxides of nitrogen are produced. Uses of nitric acid what are the uses of nitric acid. Guidance for transporting nitric acid in tanks contents 1. These properties make it an important basic chemical compound that is used in the production of many important chemicals such as fertilizers, polyurethanes, organic chemical intermediates, pharmaceuticals, synthetic fibers, dyes, insecticides, fungicides, and explosives. The acid that we offer is formulated as per the international quality standards by experienced professionals so as to assure longer shelf life. The plants range in size from 6,000 to 700,000 tons per year. A solution of nitric acid, water and alcohol, nital, is used for etching metals to reveal the microstructure. A short video clip illustrating the process of nitric acid production that can be viewed online by students or downloaded for showing in class. When it is combined with hydrochloric acid, an element called aqua regia is formed. Nitric acid is most commonly manufactured by ostwald process. Nitric acid is a highly corrosive mineral acid and is commonly used as a strong oxidizing agent.
N 2 and o 2 is present in the air are used for the manufacture of nitric acid. Nitric acid is produced industrially through a multistep reaction process known as ostwald process. Local exhaust ventilation or breathing protection is required. It is an inhibitor of nitric oxide synthase and hence a vasoconstrictor and coronary constrictor. There are approximately 50 privately owned plants producing nitric acid in this country. Nitric acid is also used for metal etching and processing of ferrous metals. The first step in the industrial manufacture of nitric acid 2. The first step in the industrial manufacture of nitric. Number of times in the reporting year that missing data procedures were followed to measure nitric acid production months. A relatively small amount of ammonium nitrate is used to make explosives.
The manufacture of nitric acid johnson matthey technology. By far the principal use of nitric acid 80% is in the manufacture of fertilizers. Nitric acid manufacturing process uses ostwald process. Manufacture of nitric acid by the oxidation of ammonia 1. The first stage is the oxidation of ammonia and it uses a platinumrhodium catalyst. Industrial processes are designed to maximise profit and minimise.
Whether your daily nitric acid requirement is for 20 or 2000 tons, thyssenkrupp can meet your needs with a highly efficient, eco. A greater amount of nitric acid of average strength of 80 per cent, is obtained by using wet nitrate 2 to 2. Nitric acid is the building block chemical for the production of many other chemical compounds. Jan 25, 2016 industrial manufacturing of nitric acid 1. Economic impact analysis for the nitric acid manufacturing. Nitric acid, 70% ww 7697 37 2 persistence and degradability biodegradability.
Nitric acid nitrations are used in producing nitrobenzene, dinitrotoluenes, and other chemical intermediates. Nitric acid oxidation design in the manufacture of adipic acid from cyclohexanol and cyclohexanone a. If a performance test was conducted, report the following. Nitric acid is used either in combination with hydrochloric acid or alone to clean glass cover slips and glass slides for highend microscopy applications. The top supplying country or region is china, which supply 100% of nitric acid respectively. Iso 14104 is one of the standards detailing this well known procedure. Several explosives are made using nitric acid, including tnt trinitrotoluene, nitroglycerine and components of semtex. Industrial preparation of nitric acid on industrial scale, nitric acid can be prepared by the following methods. As a result, emissions factors for nitric acid production plants may vary significantly based on the operating pressure of the plant, the type of. Nitric acid is also a constituent of nital solution, which is a metallurgical testing solution.
There are 5,380 nitric acid suppliers, mainly located in asia. The process design is started on a conceptual level and ended on a. Nitric acid industrial grade 67% ww product description nitric acid is created by oxidizing anhydrous ammonia over a platinum catalyst at extreme temperatures. We only sell to companies, municipalities, government entities, and not to individuals. Industrial preparation of nitric acid ostwald s method. Ostwald process for producing nitric acid worldofchemicals. About 70 percent of the nitric acid produced is consumed as an intermediate in the manufacture of. Emission factor calculated for each nitric acid train lb. Nitric acid oxidation design in the manufacture of adipic.
It is also used for manufacturing nitrogenbased compounds like nylon as well. A strong acid is an acid which essentially ionizes all its hydrogen ions in water solution. Contact verified nitric acid manufacturers, nitric acid suppliers, nitric acid exporters wholesalers, producers, retailers and traders in india. Sorrels health and environmental impacts division contract no. March 2007 section 1 chemical product and company identification msds name. The history of the modern nitric acid process really begins in 1901 when w. The objective is to design a plant from raw material to product for the production of aniline by direct amination of benzene. Most commercially available nitric acid has a concentration of 68%. Concentrated nitric acid is a colorless acid in its pure form, while get a yellowish shade on long storage. Manuals of chemical technology111 industrial nitrogen compounds and explosives a practical treatise on the manufacture, properties, and industrial uses of nitric acid. Citations are the number of other articles citing this article, calculated by crossref and updated daily. Nitric acid technical information industrial grade 67% ww. Introduction concentrated nitric acid is a clear, colourless to pale yellow liquid with a strong, sharp odour.
Process basis process basis ammonia is reacted with air on platinumrhodium alloy catalysts in the oxidation section of nitric acid plants. Most of the chemical is used as weak, or industrial grade, nitric acid and tends to range from a 50% to 70% concentration of nitric acid. Thana acid and chemical company is a leading industrial chemicals industry based in mumbai area, india. We own and operate the largest fleet of concentrated nitric acid rail cars in the united states. The global nitric acid market size was valued at usd 24. Explosive manufacturing utilizes nitric acid for organic nitrations. Environmental protection agency office of air quality planning and standards. Questions of nitric acid manufacturing ask your question what are the raw materials required for the manufacture of nitric acid by ostwald process.
1073 513 895 1069 126 366 1638 1468 1574 1303 690 560 1429 325 942 1218 36 1256 1056 78 864 230 1256 1293 1422 2 1189 361 471 909 1254 1126 620 663 135 835 210 415 192