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ammonia in the news

A look at new chicken flooring being tested on the Eastern Shore 

Pine Bluff Commercial - Oct 09 1:52 AM
Here is a brief look at new chicken-house flooring being tested on the Eastern Shore. HOW CHICKENS LIVE NOW: On a bedding of wood chips, peanut hulls or sawdust. They excrete onto the bedding, getting it wet. Nitrogen in their waste then produces ammonia.

Ammonia leakage kills three in Gujarat 
The Times of India - Oct 05 11:40 PM
Three labourers lost their lives while three others were hospitalised after leakage of ammonia gas from a chemical factory in Bharuch district on Friday.

Ammonia leak sends workers to hospital 
Newsday - Oct 05 11:42 AM
Seven workers at a bread plant in Bayport were sent to the hospital after an ammonia leak at their facility earlier Thursday.

Meat News - Oct 05 7:05 AM
UNITED STATES: The American Association of Meat Processors is warning members to be careful of ammonia thieves. The American Association of Meat Processors reports in its September 15, 2006 newsletter that operators of illegal meth labs have stolen anhydrous ammonia from meat processing plants.




- anhydrous ammonia

- ammonia

It has been suggested that Ammonium hydroxide be merged into this article or section. amonia (Discuss)
Systematic name Ammonia
Azane (See Text)
Other names Hydrogen nitride
Spirit ammonnia of hartshorn
Molecular formula NH3
Molar mass 17.0304 g/mol
Appearance Colourless gas ammonia with
strong pungent odor
CAS number [7664-41-7] [2]
Density and phase 0.6813 g/L, ammonia refrigeration systems gas.
Solubility in water 89.9 g/100 ml at 0 °C.
Melting point -77.73 °C (195.42 ammonia refrigeration K)
Boiling point -33.34 °C (239.81 K)
Acidity (pKa) ≈34
Basicity (pKb) 4.75
Molecular shape Terminus
Dipole moment 1.42 D
Bond angle 107.5°
MSDS External MSDS
Main hazards Toxic and ammonia derivative corrosive.
NFPA 704

Flash point 11 °C
R/S statement R: R10, R23, R34, R50
S: S1/2, S16, S36/37/39,
S45, S61
RTECS number BO0875000
Supplementary data page
Structure and
n, εr, etc.
Phase behaviour
Solid, liquid, gas
Spectral data UV, IR, react hcl with ammonia NMR, MS
Related ammonia engine compounds
Other ions Ammonium (NH4+)
hydroxide (NH4OH)
chloride (NH4Cl)
Related compounds Hydrazine
Hydrazoic acid
Except where noted otherwise, data are given blood ammonia for
materials in their standard state (at 25 °C, 100 kPa)
Infobox disclaimer manufacture of ammonia and references

Ammonia is a compound of nitrogen and hydrogen with the formula NH3. At standard temperature and pressure, physical properties ammonia ammonia is a gas. It is toxic and ammonia carbon adsorbtion corrosive to some materials, and has a characteristic pungent odor. Ammonia used ammonia fuel cell commercially can be anhydrous ammonia (not dissolved in water) or ammonium hydroxide solution an aqueous ammonia in drinking water solution of ammonia and water. Anhydrous ammonia must ammonia levels in autism be stored under pressure to remain a liquid. ammonia sop fire department rescue Ammonium hydroxide strength is measured in units of baume (density), with 26 ammonia test kit degrees baume (about 30 weight percent ammonia at 15.5 °C) being the typical high concentration commercial product.[1] Household ammonia is cleaning with ammonia 16 degrees Baume ammonium hydroxide (about 10 weight percent ammonia at 15.5 °C).[1] See Baumé scale.

An ammonia aluminum dross ammonia molecule has a trigonal pyramid shape, as predicted by VSEPR theory. This shape gives the ammonia air conditioner molecule an overall dipole moment, and makes it polar so that ammonia readily ammonia in the laundry dissolves in water. The nitrogen atom ammonia nitrate in the molecule has a lone electron pair, and ammonia acts as a base. That means ammonia toxicity and ph that, when in aqueous solution, it can take a proton from water to produce chemical formula for ammonia a hydroxide anion and an ammonium cation (NH4+), which has the shape should i use ammonia or bleach to clean coccidia mess of a regular tetrahedron. The degree to which ammonia cleaning tips ammonia forms the ammonium ion depends on the pH of the solution—at "physiological" pH (~7), about 99% ammonia in urine of the ammonia molecules are protonated.

The main uses of ammonia are ammonia levels in the production of fertilizers, explosives and polymers. It is also an ammonia operator training ingredient in certain household glass cleaners. ammonia safety oil osha Ammonia is found in small quantities in the atmosphere, being produced from the putrefaction of anhydrous ammonia preperation with ammonia hydroxide nitrogenous animal and vegetable matter. Ammonia and ammonium salts are also found aqua ammonia floor finish in small quantities in rainwater, while ammonium chloride (sal-ammoniac) and ammonium sulfate are elevated ammonia levels found in volcanic silver oxide ammonia districts; crystals of ammonium bicarbonate have been found in Patagonian guano. Ammonium salts also are found distributed through all fertile solder seal gunk ammonia free foaming glass cleaner soil and in seawater. Substances containing ammonia, tan bark and ammonia or that are similar to it, are called ammoniacal.


  • 1 History
  • 2 Synthesis and production
  • 3 Biosynthesis
  • 4 Properties
    • 4.1 Formation ammonia indicator of salts
    • 4.2 Acidity
    • 4.3 Formation ammonia level water changes of other compounds
    • 4.4 Ammonia ammonia water as a ligand
  • 5 Uses
  • 6 Ammonia's role in anhydrous ammonia application biologic systems and human disease
  • 7 Liquid how is ammonia synthesized ammonia as a solvent
    • 7.1 Solubility liver ammonia detoxification of salts
    • 7.2 Solutions of metals
    • 7.3 Redox properties of liquid ammonia
  • 8 Detection thermal cycle of ammonia and determination
    • 8.1 Interstellar space
  • 9 Safety ammonia detectors precautions
    • 9.1 Toxicity and storage ammonia dog barking information
    • 9.2 Household use
    • 9.3 Laboratory use of ammonia solutions
    • 9.4 Laboratory ammonia hydroxide to anhydrous ammonia use of anhydrous ammonia (gas ammonia in water or liquid)
  • 10 See also
  • 11 References
  • 12 Bibliography
  • 13 External ammonia line break proceedure links


Salts of ammonia have been known from very early times; thus the ammonia systems term Hammoniacus sal[2] appears in the writings of Pliny, although it is not known whether the aqua ammonia term is identical with the more modern sal-ammoniac.[2]

In the form of aqua ammonia converter sal-ammoniac, ammonia was known boric acid reaction with ammonia to the alchemists as early as the 13th century, being mentioned by Albertus Magnus.[3] It chemicals wholesaler or distributor or supplier ammonia was also used by dyers in the Middle Ages in elevated ammonia levels in liver cancer the form of fermented urine[3] to eye glasses lens coating ammonia fumes alter the colour of vegetable dyes. In the 15th century, Basilius Valentinus showed that ammonia could be industrial ammonia refrigeration training obtained by the action of alkalis on sal-ammoniac. At a neptune ammonia vapor recovery system later period, when sal-ammoniac was obtained by distilling the hoofs and horns of oxen and reversing ammonia hydroxide to anhydrous ammonia neutralizing the resulting carbonate with hydrochloric rv refrigerator repair ammonia acid, the name "spirit of hartshorn" was applied to ammonia.[3]

Gaseous ammonia was first isolated by Joseph Priestley in 1774 and was standard color ammonia piping termed by him alkaline air; however ammonia and bleach it was acquired by the alchemist Basil Valentine.[4] Eleven years later in 1785, Claude Louis Berthollet ascertained its composition.

The Haber process to produce ammonia ammonia cycle from the nitrogen contained in the air was developed by Fritz ammonia derivitive Haber and Carl Bosch in 1909 and patented ammonia household in 1910. It was first used on an industrial scale by the Germans ammonia mice get rid during World War I,[5] following the allied blockade ammonia nitrate and fuel oil that cut off the supply of nitrates from Chile. The ammonia was used to produce explosives to sustain their ammonia on hair war effort.[6]

Synthesis and production

Because of its many uses, ammonia is one ammonia poision freshwater fish of the most highly-produced inorganic ammonia purity chemicals. There are dozens of chemical plants worldwide that produce ammonia. The worldwide ammonia production in ammonia refrigeration drawings. 2004 was 109 million metric tonnes.[7] the ammonia refrigerator repair People's Republic of China produced 28.4% of the worldwide production followed by India with 8.6%, Russia with 8.4%, and ammonia smelling cat urine the United States with 8.2%.[7] About 80% or more of ammonia tank car loading anhydrous ammonia and lithium to make meth the ammonia produced is used for fertilizing agricultural crops.[7]

Before the start of anhydrous ammonia msds World War I most ammonia was obtained by the dry distillation[8] of anhydrous ammonia training materials nitrogenous vegetable and animal waste products, including camel dung where it aqueous ammonia was distilled[6] by the reduction of nitrous acid and baking ammonia nitrites with hydrogen; additionally, it was produced by the distillation of coal;[6] and bending wood with ammonia also by the decomposition of ammonium salts by alkaline hydroxides[9] such as quicklime, the salt most carpet cleaning with ammonia generally used being the chloride (sal-ammoniac) thus:

2 NH4Cl + 2 CaO → CaCl2 + catfish and ammonia smell Ca(OH)2 + 2 NH3

Today, the chemical nitrogen from ammonia typical modern ammonia-producing plant first converts natural gas (i.e. methane) dupont freon ammonia or liquified petroleum gas (such gases are propane and butane) or exposure to ammonia 200ppm petroleum naphtha into gaseous hydrogen. Starting with a natural gas feedstock, the processes used in producing fertilizer ammonia urea market trends outlook data the hydrogen are:

  • The first step in the process is to remove sulfur compounds from the how ammonia works for treating fainting feedstock because sulfur deactivates the catalysts used in meth synthesis with anhydrous ammonia subsequent steps. Sulfur removal requires catalytic mixing tannic acid and ammonia hydrogenation to convert sulfur compounds in the feedstocks to gaseous hydrogen sulfide:
H2 + RSH → RH + H2S(g)
  • The gaseous hydrogen sulfide is recipe for anhydrous ammonia then absorbed and removed by passing it rice nitrogen ammonia urea trend through beds of zinc oxide where it is converted to sweat smells like ammonia solid zinc sulfide:
H2S + ZnO → ZnS + H2O
  • Catalytic steam reforming of the sulfur-free feedstock is then used to form uses of ammonia hydrogen plus carbon monoxide:
CH4 + H2O → CO + 3 H2
  • The next step ammonia absortion then uses catalytic shift conversion to convert the carbon monoxide ammonia analysis in waters to carbon dioxide ammonia calculator and more hydrogen:
CO + H2O → CO2 + H2
  • The carbon dioxide is then ammonia coke removed either by absorption in aqueous ethanolamine solutions or by adsorption in pressure swing adsorbers (PSA) using proprietary solid adsorption media.
  • The final ammonia contamination step in producing the hydrogen is to use catalytic ammonia laundry methanation to remove any ammonia manufacture small residual amounts of carbon monoxide or carbon dioxide from the hydrogen:
CO + 3 ammonia mixtures dot regulations H2 → CH4 + H2O
CO2 + 4 H2 → CH4 + 2 H2O
  • To produce ammonia monitors the desired end-product ammonia, the hydrogen is then catalytically reacted with nitrogen (derived ammonia nitrate bermuda grass from process air) to form anhydrous liquid ammonia. ammonia nitrogen This step is known as the ammonia synthesis loop (also referred to as the Haber-Bosch ammonia odor in stool process):
3 H2 + N2 → 2 NH3

The steam reforming, shift conversion, carbon dioxide removal ammonia smell in nose and methanation steps each operate at absolute pressures of about ammonia sulfate 25 to 35 bar, and the ammonia synthesis loop operates at absolute pressures ranging from ammonia urine 60 to 180 bar depending upon which proprietary design is used. There are many ammonia uses engineering and construction companies that offer proprietary designs for anhydros ammonia ammonia synthesis plants. Haldor Topsoe of anhydrous ammonia absorbtion Denmark, Lurgi AG of Germany, and Kellogg, Brown and Root of the United States are among the most experienced anhydrous ammonia meth companies in that field.[10]


In certain organisms, aqueous ammonia hydroxide ammonia is produced from atmospheric N2 by enzymes called nitrogenases. The overall process blood test for ammonia is called nitrogen fixation. Although cause of high blood ammonia level it is unlikely that biomimetic methods will be developed that are competitive with the Haber process, intense effort has been directed toward chigger bite ammonia understanding the mechanism of hach ammonia nitrate test kit biological nitrogen fixation. The scientific interest in this problem is motivated by the unusual structure of the active site of levels of ammonia in water the enzyme, which consists of making anhydrous ammonia from dry ice an Fe7MoS9 ensemble.

Ammonia is also a metabolic product of amino acid msds ammonia deamination. In humans, it is quickly converted to urea, which is much less toxic. This urea is a recipe for cooking anhydrous ammonia dope major component of the dry weight of urine.


Ammonia is a colourless red litmus paper test ammonia gas with a characteristic pungent smell; it is lighter removal of ammonia in blood than air, its density being 0.589 times that of air. It is remove pet odor ammonia easily liquefied; the liquid boils at -33.3 °C, and solidifies at -77.7 °C to used ammonia refrigeration equipment a mass of white crystals. Liquid ammonia possesses water quality ammonia strong ionizing powers (ε = 22), and solutions of salts in liquid ammonia have been much agi solubility ammonia studied. Liquid ammonia has a very high standard enthalpy change of vaporization (23.35 kJ/mol, c.f. water ammonia as a household cleaner 40.65 kJ/mol, methane 8.19 kJ/mol, phosphine ammonia as fuel 14.6 kJ/mol) and can therefore be used in laboratories in non-insulated vessels at room temperature, ammonia blood test even though it is well above its ammonia chloride boiling point.

It is miscible with water. All the ammonia contained in an aqueous solution of the gas may ammonia controls be expelled by boiling. The aqueous solution of ammonia is basic. The maximum concentration of ammonia ammonia cracking units in water (a saturated solution) has a density ammonia fountain of 0.880 g cm-3 and is often known as '.880 Ammonia'. Ammonia does not sustain ammonia gas condensing matrix combustion, and it does not burn ammonia health herb readily unless mixed with oxygen, when it burns with ammonia molecule a pale yellowish-green flame. At high temperature and in the presence of a suitable ammonia monitor catalyst, ammonia is decomposed into its constituent elements. Chlorine catches fire when passed into ammonia, forming nitrogen and hydrochloric acid; unless ammonia poisoning the ammonia is present in excess, the highly explosive nitrogen trichloride (NCl3) is ammonia reacts to tannic acid also formed.

The ammonia molecule readily undergoes nitrogen inversion at ammonia refrideration room temperature - that is, the nitrogen atom passes through the plane of symmetry of ammonia smell control the three hydrogen atoms; a useful ammonia solution analogy is an umbrella turning itself inside out in ammonia sublimation a strong wind. The energy barrier to this inversion is 24.7 kJ/mol in ammonia, and the ammonia test kits resonance frequency is 23.79 GHz, corresponding to microwave radiation of a wavelength anhydrous ammonia release pictures of 1.260 cm. The absorption anhydrous ammonia trucks at this frequency was the first microwave spectrum to be observed[11].

Formation of salts

One of the most characteristic cat ammonia kidney properties of ammonia is its power of compare boiling point of ammonia and water combining directly with acids to form salts; thus with hydrochloric acid it exercise sweat ammonia forms ammonium chloride (sal-ammoniac); with nitric acid, ammonium nitrate, etc. However perfectly dry ammonia will not combine with perfectly dry eye glasses lens uv coating fog ammonia fumes hydrogen chloride, a gas, moisture being necessary to bring about the reaction.[12]

NH3 + HCl → NH4Cl

The salts produced by the action of ammonia on acids are known high blood ammonia levels as the ammonium salts and all contain the ammonium ion (NH4+).


Although ammonia home cleaning remedys to get rid of ammonia smell is well-known as a base, it can also act as an extremely weak homemade anhydrous ammonia acid. It is a protic substance, and is capable of dissociation into the how does an ammonia refrigeration system work amide (NH2) ion, for example is ammonia a catalyst when solid lithium nitride is added to liquid ammonia, forming a lithium amide solution:

Li3N(s)+ 2 NH3 (l) → max ammonia content in distilled water by ep 3 Li+(am) + 3 neutralization reaction of acetic acid and ammonia NH2(am)

This is a Brønsted-Lowry acid-base reaction in which ammonia is acting as an acid.

Formation of other compounds

Ammonia can papermaking liquid ammonia act as a nucleophile in substitution reactions. Amines can be formed reaction of silver nitrate with ammonia by the reaction of ammonia with alkyl halides, although the resulting –NH2 group recommended pipe material for ammonia gas is also nucleophilic and secondary and tertiary amines are refrigeration with ammonia often formed as by-products. Using an excess smoking ammonia health of ammonia helps minimise multiple substitution, and neutralises the hydrogen halide formed. Methylamine is prepared commercially vinegar and ammonia helps get rid of crab grass by the reaction of ammonia with chloromethane, and the reaction of ammonia with 2-bromopropanoic acid has walking ammonia been used to prepare racemic water quality ammonia 2c nitrogen alanine in 70% yield. Ethanolamine is prepared by a ring-opening reaction with ethylene oxide: the reaction is what is ammonia sometimes allowed to go further to produce diethanolamine and triethanolamine.

Amides can be absorb ammonia vapor prepared by the reaction of ammonia ammonia air testing equipment with a number of carboxylic acid derivatives. Acyl chlorides are the most reactive, but the ammonia and hydrochloric acid ammonia must be present in at least a two-fold excess to neutralise the hydrogen ammonia anhydrous book guest hydrogen make using chloride formed. Esters and anhydrides also react with ammonia to form amides. Ammonium ammonia aquarium salts of carboxylic acids can be dehydrated to amides so long as ammonia assay there are no thermally sensitive groups ammonia bleach mix present: temperatures of 150–200 °C are required.

The hydrogen in ammonia is capable of ammonia cleaners replacement by metals, thus magnesium burns in the gas with the formation of magnesium nitride Mg3N2, and when ammonia cylinder the gas is passed over heated sodium or potassium, sodamide, NaNH2, and potassamide, KNH2, are ammonia detection gas formed. Where necessary in substitutive nomenclature, IUPAC ammonia evaporators recommendations prefer the name azane to ammonia: hence chloramine would be named chloroazane in substitutive nomenclature, not chloroammonia.

Ammonia as a ligand

Ammonia can act as a ammonia illness ligand in transition metal complexes. It is a pure ammonia in pulping paper σ-donor, in the middle of the spectrochemical series, and shows intermediate hard-soft behaviour. For historical reasons, ammonia is named ammonia in the environment ammine in ammonia lithium reaction the nomenclature of coordination compounds. Some notable ammine complexes include:

  • Tetraaminecopper(II), [Cu(NH3)4]2+, a characteristic dark blue complex formed by adding ammonia to solution ammonia mildew of copper(II) salts.
  • Diamminesilver(I), [Ag(NH3)2]+, the active species ammonia nitrogen in soils tests in Tollens' reagent. Formation of this complex can also help to distinguish between precipitates of the ammonia peroxide different silver ammonia pets halides: AgCl is soluble in dilute (2M) ammonia solution, AgBr is only soluble ammonia plasma in concentrated ammonia solution while AgI is insoluble in aqueous solution of ammonia.

Ammine complexes of chromium(III) were known in the late ammonia rail car accident 19th century, and formed the basis of Alfred Werner's ammonia refrigerator disposal theory of coordination compounds. Werner noted that only two isomers (fac- and mer-) of ammonia skin the complex [CrCl3(NH3)3] could be formed, and ammonia slip concluded that the ligands must be arranged ammonia smell around the metal ion at the vertices of an octahedron. This has since been confirmed by X-ray crystallography.

An ammine ligand bound to ammonia sop a metal ion is markedly more acidic than a free ammonia ammonia sweat molecule, although deprotonation in aqueous solution is still rare. One example ammonia valves is the Calomel reaction, where the resulting amidomercury(II) compound is highly insoluble.

Hg2Cl2 + 2 NH3 → ammonia water for sports cooling Hg + ammonia water quality HgCl(NH2) + NH4+ + Cl


The most important single use of anhydrous ammonia purchase ammonia is in the production of nitric acid. A mixture of one part ammonia to nine parts air is passed over anhydrous ammonia safety industrial refrigeration a platinum gauze catalyst at 850 applying ammonia to lawn °C, whereupon the ammonia is oxidized to nitric oxide.

4 NH3 + 5 O2 → 4 bakers ammonia NO + 6 H2O

The catalyst is essential, as the basic ammonia systems normal oxidation (or combustion) of ammonia gives dinitrogen and water: the production of nitric oxide is an example of bleach ammonia kinetic control. As the gas mixture cools to boiling point of ammonia vs water 200–250 °C, the nitric oxide is in turn oxidized by can i make anhydrous ammonia at home the excess of oxygen present in the mixture, to give nitrogen dioxide. This china coal gasification ammonia is reacted with water to give nitric acid for use cleaning hardwood floors ammonia in the production of fertilizers and explosives.

In addition to serving as a fertilizer ingredient, ammonia can also be used conversion of ammonia to nox directly as a fertilizer by crab sour ammonia forming a solution with irrigation water, without danger level of ammonia additional chemical processing. This later use allows the continuous growing of nitrogen dependent crops such as maize define ammonia (corn) without crop rotation but this type of use leads to enzymatic ammonia odor control poor soil health.

Ammonia has thermodynamic properties that make it very enzyme control ammonia theory well suited as a refrigerant, since it liquefies readily under pressure, and was used fate of ammonia in running waters in virtually all refrigeration units prior to the advent of haloalkanes such as Freon. However, ammonia is a toxic irritant fes ammonia two stage compressor package goodwin's ammonia and its corrosiveness to any copper alloys increases the risk that an undesirable leak may develop and cause gun blue ammonia a noxious hazard. Its use in small refrigeration high ammonia levels in barns units has been largely replaced by haloalkanes, which are not toxic irritants and are practically not flammable. Ammonia continues to be horses breathing ammonia used as a household hints ammonia refrigerant in large industrial processes such as bulk icemaking and industrial food processing. Ammonia is also useful as a component in how ammonia system works absorption-type refrigerators, which do not how is ammonia sinthisized use compression and expansion cycles but can exploit heat differences. Since ingredients of ammonia the implication of haloalkane being major contributors to ozone depletion, ammonia is again seeing increasing use as ingredients of household ammonia cleaner a refrigerant.

It is also sometimes linde liquefaction to produce ammonia liquid added to drinking water along with chlorine to form chloramine, a disinfectant. Unlike chlorine on its own, chloramine does not combine with organic otc + ammonia (carbon containing) materials to form carcinogenic halomethanes parsons ammonia such as chloroform.

Liquid ammonia was used as the parsons ammonia avenue fuel of the rocket airplane, the X-15. Although not as physical reaction of ammonia powerful as other fuels, it left no soot in the reusable rocket engine, and has about the pictures of ammonia same density as the oxidizer, liquid oxygen, which simplified the aircraft's keeping the same center plasma ammonia test of gravity in flight.

During the 1960s, Tobacco companies such as Brown & pressure vessel ammonia stainless steel heat exchanger Williamson and Philip Morris began using ammonia in cigarettes. The addition of ammonia serves to reaction of cobalt ii chloride with ammonia enhance the delivery of nicotine into the blood stream. smell ammonia eliminate As a result the reinforcement effect of the smelling ammonia from air conditioning nicotine was enhanced, increasing its addictive ability without actually increasing the portion of suicide ammonia nicotine.[13]

Ammonia's role in biologic systems thermodynamic ammonia tables and human disease

Ammonia is an important source of nitrogen for living systems. Although atmospheric nitrogen abounds, few living creatures urine odor ammonia are capable of utilizing this nitrogen. Nitrogen uses for ammonia is required for the synthesis of amino acids, which are the building blocks of protein. Some uses for ammonia as cleaning product plants rely on ammonia and other nitrogenous wastes incorporated into the soil by decaying wax ammonia matter. Others, such as nitrogen-fixing legumes, benefit from symbiotic relationships with rhizobia what is ammonia used for which create where to buy ammonia inhalants ammonia from atmospheric nitrogen.[14]

Ammonia also plays a role in you smell like ammonia both normal and abnormal animal physiology. Ammonia is created through normal amino acid metabolism 25% ammonia solution msds and is toxic in high concentrations. The liver converts ammonia to acgih limits for ammonia urea through a series of reactions known as the urea cycle. aluminum ammonia salt Liver dysfunction, such as that seen in cirrhosis, may lead to elevated amounts of ammonia in the blood (hyperammonemia). Likewise, defects ammonia 880 in the enzymes responsible for the ammonia absorption refrigeration plans urea cycle, such as ornithine transcarbamylase, lead to hyperammonemia. Hyperammonemia contributes to the confusion and coma of hepatic encephalopathy as well ammonia absorption refrigeration plants as the neurologic disease common in people with urea cycle defects ammonia and dishwashing liquid fertilizer and organic ammonia and dogs acidurias.[15]

Ammonia is important for normal animal acid/base balance. After formation of ammonium ammonia as a refrigerent from glutamine, α-ketoglutarate may be degraded to produce two molecules of ammonia avenue bicarbonate which are then available as buffers for dietary acids. Ammonium is excreted in the urine resulting in net acid ammonia baking powder loss. Ammonia may itself diffuse across ammonia band the renal tubules, combine with a hydrogen ion, and ammonia cleaner thus allow for further acid excretion.[16]

Liquid ammonia as a solvent

See also: ammonia control laying hens Inorganic nonaqueous solvent

Liquid ammonia is the best-known and most widely studied non-aqueous ionizing solvent. Its most ammonia d conspicuous property is its ability to dissolve ammonia drugs alkali metals to form highly coloured, electrically conducting solutions containing solvated electrons. Apart from these remarkable solutions, much of the ammonia electrodes chemistry in liquid ammonia can be ammonia extract thc marijuana classified by analogy with related reactions in ammonia fertilizer manufacture aqueous solutions. Comparison of the physical properties of NH3 with those of water shows that NH3 has the lower melting point, boiling ammonia flavour in fresh cooked crab point, density, viscosity, ammonia flouride dielectric constant and electrical conductivity; this is due at least in part to the weaker H ammonia flouride h2o bonding in NH3 and the fact that such bonding cannot form ammonia free hair color cross-linked networks since each NH3 molecule has only 1 lone-pair of electrons compared ammonia gas detection with 2 for each H2O molecule. The ionic self-dissociation constant ammonia gas detection and monitoring of liquid NH3 at −50 °C is approx. 10-33 mol2•l-2.

Solubility of salts

  Solubility (g of salt per ammonia handbook 100 g liquid NH3)
Ammonium acetate 253.2
Ammonium nitrate 389.6
Lithium nitrate 243.7
Sodium nitrate 97.6
Potassium nitrate 10.4
Sodium fluoride 0.35
Sodium chloride 3.0
Sodium bromide 138.0
Sodium iodide 161.9
Sodium thiocyanate 205.5

Liquid ammonia ammonia how top make is ammonia in flyash testing an ionizing solvent, although less so than water, and dissolves a range of ionic compounds including many nitrates, ammonia in the body nitrites, cyanides and thiocyanates. Most ammonium salts ammonia inhalant are soluble, and these salts act as acids in liquid ammonia solutions. ammonia level The solubility of halide salts increases from fluoride to iodide. A saturated solution of ammonium nitrate contains 0.83 mol solute ammonia levels - hepatitis c per mole of ammonia, and ammonia levels in blood has a vapour pressure of less than 1 bar even at 25 °C.

Solutions of metals

See also: Solvated electron, metallic solution

Liquid ammonia will dissolve the alkali metals and ammonia method electrode spike calculation other electropositive metals such as calcium, strontium, barium, europium and ytterbium. At ammonia monitor rental low concentrations (<0.06 mol/L), deep blue solutions ammonia nitrogen 2.2 mg/l anzecc are formed: these contain metal cations and solvated electrons, free electrons which are surrounded by a ammonia plus sodium hydroxide chemical reaction cage of ammonia molecules.

These solutions are very useful as strong reducing agents. At higher ammonia rash concentrations, the solutions are metallic in appearance and in electrical ammonia reats to tannic acid conductivity. At low temperatures, the two types of solution can coexist as immiscible phases.

Redox properties of liquid ammonia

See also: Redox.
  E° (V, ammonia refrigeration projects ammonia) E° (V, water)
Li+ + e Li −2.24 −3.04
K+ + e K −1.98 −2.93
Na+ + e Na −1.85 −2.71
Zn2+ + 2e Zn −0.53 −0.76
NH4+ + ammonia removal e ½ H2 + NH3 0.00
Cu2+ + 2e Cu +0.43 +0.34
Ag+ + e Ag +0.83 +0.80

The range of thermodynamic stability of liquid ammonia storage diking methods ammonia solutions is very narrow, as the potential for oxidation to dinitrogen, E° (N2 + ammonia storage tanks ammonia synthesis 6NH4+ + 6e 8NH3), is only +0.04 V. In practice, both oxidation to dinitrogen and reduction to ammonia tank car loading safety dihydrogen are slow. This is particularly ammonia test kit cell culture true of reducing solutions: the solutions of the alkali metals mentioned above are stable for several days, ammonia training for operators slowly decomposing to the metal amide and dihydrogen. Most studies involving liquid ammonia solutions are done in ammonia truck accident houston texas reducing conditions: although oxidation of liquid ammonia is ammonia vapor pressure at different temperatures usually slow, there is still a risk of explosion, particularly if transition metal ions are anhydrous ammonia compaction present as possible catalysts.

Detection and determination

Ammonia and ammonium anhydrous ammonia on corn salts can be readily detected, in very minute traces, by the addition anhydrous ammonia price of Nessler's solution, which gives a distinct yellow coloration in the presence of the least trace aqua ammonia application equipment of ammonia or aquarium ammonia ammonium salts. Sulfur sticks are burnt to detect small leaks in industrial ammonia refrigeration systems. Larger quantities can be detected aromatic spirits of ammonia by warming best refrigeration training for ammonia the salts with a caustic alkali or with quicklime, when the characteristic boiling point of ammonia smell of ammonia will be at once apparent. The amount of ammonia in burning ammonia ammonium salts can be estimated quantitatively by distillation of the salts with sodium or potassium capacity consumption of ammonia in india hydroxide, the ammonia evolved being absorbed in a known volume of standard sulfuric acid and cell culture ammonia test the excess of acid then determined volumetrically; or the ammonia may be absorbed chemical ammonia freeze injury skin in hydrochloric acid and the ammonium chloride so formed precipitated chemical reaction anhydrous ammonia as ammonium hexachloroplatinate, (NH4)2PtCl6.

Interstellar space

Ammonia was chemicals wholesaler distributor supplier ammonia hydrox first detected in interstellar space in 1968, based on microwave emissions from the direction chemiluminescent ammonia fountain of the galactic core.[17] This was the first polyatomic molecule to be so detected. The sensitivity of the cooking ammonia molecule to a broad range of excitations and the copper and cleaning and ammonia ease with which it can be observed in a number of regions has crab legs smell like ammonia made ammonia one of the most important molecules for studies of molecular definition of ammonia clouds.[18] The relative intensity of the effects of ammonia ammonia lines can be used to measure the temperature of the emitting medium.

The following energy in ammonia isotopic species of ammonia have been detected:

NH3, 15NH3, NH2D, NHD2, and formula for ammonia ND3

The detection of triply-deuterated ammonia was considered a surprise as deuterium gas formation equations that have ammonia is relatively scarce. It is thought that the low-temperature get ammonia smell out of hair conditions allow this molecule to survive and accumulate.[19] The hair dye no ammonia all natural ammonia molecule has also been detected in the atmospheres of the gas giant planets, including Jupiter, hazards of ammonia along with other gases like methane, hydrogen, and helium. The interior of Saturn may include frozen high protein diet ammonia crystals of ammonia.[20]

Safety precautions

Toxicity and storage information

Hydrochloric acid sample releasing HCl fumes which household ammonia supplyer are reacting with ammonia fumes to produce a household cleaner ammonia white smoke of ammonium chloride.

The toxicity of ammonia solutions does not usually how to build ammonia refrigeration systems cause problems for humans and other mammals, as a specific mechanism exists to how to make anhydrous ammonia at home prevent its build-up in the bloodstream. laying hens ammonia pennsylvania Ammonia is converted to carbamoyl phosphate by the enzyme carbamoyl phosphate synthase, liquid ammonia and then enters the urea cycle to be either incorporated into amino acids or excreted in liquid ammonia on grass the urine. However fish and amphibians lack this mechanism, as liver disease that cause high rate of ammonia levels they can usually eliminate ammonia from their bodies make your own anhydrous ammonia by direct excretion. Ammonia even at dilute concentrations is highly toxic to aquatic animals, and for this reason it marijuana ammonia smell is classified as dangerous for the environment. Ammonium compounds should mobil ammonia systems never be allowed to come in contact with bases montana agriculture anhydrous ammonia (unless an intended and contained reaction), as dangerous quantities of ammonia gas could be released.

Household use

Solutions of ammonia (5–10% moth balls corn syrup ammonia multiple ammonia fountain by weight) are used as household cleaners, particularly for glass. These solutions are irritating to the eyes and mucous membranes (respiratory and digestive nessler ammonia test kits tracts), and to a lesser extent nessler method ammonia reagents the skin. They should never be mixed with nessler's reagent and ammonia chlorine-containing products or strong oxidants, for example household bleach, as a variety of toxic nicotine and ammonia chemistry and carcinogenic compounds are formed (e.g., chloramine, hydrazine, and chlorine gas).

Laboratory use non ammonia glass cleaner of ammonia solutions

The hazards of ammonia solutions depend on the concentration: "dilute" ammonia solutions are usually 5–10% plasma ammonia by weight preparation of an ammonia complex of copper (<5.62 mol/L); "concentrated" solutions are usually prepared at >25% by weight. A 25% (by prognosis elevated ammonia levels weight) solution has a density of 0.907 g/cm³, and a solution which has a properties of ammonia lower density will be more concentrated. The European Union classification of ammonia solutions is given red litmus paper test for ammonia in lpg in the table.

by weight
Molarity Classification R-Phrases
5–10% 2.87–5.62 mol/L Irritant (Xi) R36/37/38
10–25% 5.62–13.29 mol/L Corrosive (C) R34
>25% >13.29 mol/L Corrosive (C)
Dangerous for
the environment (N)
R34, R50
S-Phrases: S1/2, S16, S36/37/39, S45, S61.

The ammonia waste water ammonia analysis distillation vapour from concentrated ammonia solutions is severely irritating to water quality ammonia nitrogen the eyes and the respiratory what causes ammonia tract, and these solutions should only be handled in a fume hood. Saturated ("0.880") solutions can develop a significant pressure inside a closed what is in ammonia that kills coccidia bottle in warm what is powdered ammonia weather, and the bottle should be opened with care: this is not usually a problem for abueous ammonia 25% ("0.900") solutions.

Ammonia solutions should not be ace ammonia janitorial stength formula msds mixed with halogens, as toxic and/or explosive products are formed. Prolonged contact aluminum and ammonia of ammonia solutions with silver, mercury or iodide salts can also lead to explosive products: such mixtures are aluminum index ammonia often formed in qualitative chemical ammonia + absorbant + capacity analysis, and should be acidified and diluted before disposal once the test is completed.

Laboratory use of anhydrous ammonia absortin ammonia (gas or liquid)

Anhydrous ammonia is classified as toxic (T) and dangerous for the ammonia air cartridges environment (N). The gas is flammable ammonia air conditioning (autoignition temperature: 651 °C) and can form explosive mixtures with air (16–25%). The permissible exposure limit (PEL) in the United States ammonia and chlorine used as disenfectants in water is 50 ppm (35 mg/m3), while the IDLH ammonia anhydrous table concentration is estimated at 300 ppm. Repeated exposure to ammonia lowers ammonia based glass cleaners car the sensitivity to the smell of the gas: normally the ammonia beer soda lawn odour is detectable at concentrations of less than 0.5 ppm, but desensitized individuals may not detect it even at concentrations of 100 ppm. ammonia chloride methanol Anhydrous ammonia corrodes copper- and zinc-containing alloys, and so brass fittings should not ammonia chloride solubilities be used for handling the gas. Liquid ammonia ammonia coils can also attack rubber and certain plastics.

Ammonia reacts violently with the halogens, ammonia compressor and causes the explosive polymerization of ethylene oxide. It also forms explosive compounds with ammonia cooling thermodynamic compounds of gold, silver, mercury, ammonia costs germanium or tellurium, and with stibine. Violent reactions have ammonia determination electrode spike also been reported with acetaldehyde, hypochlorite solutions, potassium ferricyanide and peroxides.

See also

  • Ammonia (data page)
  • Ammonia production
  • Chlorination
  • Water purification


  1. ^ a b Ammonium ammonia emissions kentucky hydroxide physical properties
  2. ^ a b [1] at Webmineral URL last accessed August 27 2006
  3. ^ ammonia feces a b c URL last accessed April 24 2006
  4. ^ Abraham, Lyndy. Marvell and alchemy. Aldershot Scolar 1990.
  5. ^ ammonia flow meters URL last accessed April 24 2006
  6. ^ a b c Smith, ammonia free hair dye Roland. Conquering Chemistry 2001
  7. ^ a b c United States ammonia from the elements what country Geological Survey publication
  8. ^ Nobel Prize in Chemistry (1918) - Haber process. URL last ammonia from urine accessed April 24 2006
  9. ^ URL last accessed April 24 ammonia generation 2006
  10. ^ Kellogg Brown's Ammonia Process URL last accessed April 24 2006
  11. ^ C. E. Cleeton & N. H. ammonia groundwater Williams, 1934 - Online version; archive. URL ammonia in blood last accessed May 8, 2006
  12. ^ Baker, H. ammonia in hair colorers B. (1894). J. Chem. Soc. 65: 612.
  13. ^ Alix M. ammonia in half barrel fish ponds Freedman, "'Impact Booster': Tobacco Firm Shows How Ammonia Spurs Delivery of Nicotine", ammonia in positron emission tomography The Wall Street Journal, Dec. 28, 1995.
  14. ^ M.B. Adjei, K.H. Quesenberry and C.G. Chamblis. ammonia in seawater Nitrogen Fixation and Inoculation of Forage Legumes University of Florida IFAS ammonia incidents in houston Extension June 2002.
  15. ^ Zschocke, Johannes, and Georg Hoffman. Vademecum Metabolism. Friedrichsdorf, Germany: Milupa GmbH, 2004.
  16. ^ Rose, ammonia industries Burton, and Helmut Rennke. Renal Pathophysiology. Baltimore, Maryland: ammonia injection for opacity control Williams & Wilkins, 1994.
  17. ^ A.C. Cheung, D.M. Rank, C.H. Townes, D.D. Thornton, and W.J. Welch, 1968, ammonia level gauge and transmitter arrangement "Detection of NH3 molecules in the ammonia level in the liver interstellar medium by their microwave emission," Phys. Rev. Lett. 21, 1701.
  18. ^ P. T. P. Ho and ammonia levels & water quality C.H. Townes, 1983, "Interstellar ammonia, Ann. Rev. Astron. Astrophys., vol. 21, pp. 239-70.
  19. ^ T. ammonia levels in human urine J. Millar, "Deuterium Fractionation in Interstellar Clouds", Space Science Reviews, Vol. ammonia marijuana 106, ammonia mold Issue 1, pp 73-86.
  20. ^ Edited by Kirk Munsell. Image page credit Lunar and Planetary Institute. NASA. "NASA's Solar Exploration: Multimedia: Gallery: Gas Giant ammonia molecules Interiors". URL accessed April 26, 2006.


  • This article ammonia odor in urine incorporates text from the Encyclopædia Britannica Eleventh Edition, a publication now in the public domain.
  • Greenwood, N. N., Earnshaw, A. (1997). Chemistry of the Elements, 2nd Edn., Oxford: Butterworth-Heinemann. ISBN 0-7506-3365-4.
  • Housecroft, C. E., Sharpe, A. (2001). Inorganic Chemistry. Harlow (UK): Prentice Education. ISBN 0-582-31080-6.
  • (1986) Bretherick, L. Hazards in the Chemical Laboratory, 4th Edn., London: Royal Society of Chemistry. ISBN 0-85186-489-9.
  • Weast, R. C. (Ed.) (1972). Handbook of Chemistry and Physics (53rd Edn.). Cleveland:Chemical Rubber Co.

External links

  • Ammonia: The Next Step
  • International Chemical Safety Card 0414 (anhydrous ammonia)
  • International Chemical Safety Card 0215 (aqueous solutions)
  • National Pollutant Inventory - Ammonia
  • NIOSH Pocket Guide to Chemical Hazards
  • European Chemicals Bureau
  • CID 222 from PubChem
  • (French) Institut national de recherche et de securite
  • Emergency Response to Ammonia Fertilizer Releases (Spills) for the Minnesota Department of Agriculture
  • NIST Chemistry WebBook
  • Computational Chemistry Wiki
  • Link page to external chemical sources.

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