Ammonia 25% is used in manufacture of fertilizers (e.g. urea), chemicals, dyes, pharmaceuticals.
Ammonia 25% is starting reagent for many nitrogen‐containing compounds.
Ammonia 25% is used in analytical chemistry, for e.g. titrations, buffer preparation, precipitation reactions.
CAS Number: 1336-21-6
EC Number: 215-647-6
Molecular formula H5NO
Molar mass 35.05 g/mol
SYNONYMS:
Ammonium hydroxide solution, Aqueous ammonia, Ammonia water, Ammonia aqueous, Ammonia solution, Aqua ammonia, Ammonium hydroxide solution, Ammonia aqueous, Ammonia water, Ammonium hydroxide, Ammonia water, Ammonia water, Ammonium hydroxide solution, ammonium hydroxide, ammonia water, ammonia aqueous, aquammonia, aqua ammonia, ammonia, aqua, household ammonia, ammonium hydroxide solution, ammonia, monohydrate, ammonium hydroxide nh4 oh, Ammonia solution 25 %, Ammonia Water 25%, Ammonium Hydroxide solution 25%, ammonia, azane, 7664-41-7, Ammonia gas, Nitro-sil, Ammonia anhydrous, Ammonia, anhydrous, Anhydrous ammonia, Ammoniak, Liquid Ammonia, AM-Fol, ammoniac, Aqueous ammonia, Refrigerent R717, amoniaco, Ammoniaca, Amoniak, R 717 (ammonia), Aqua ammonia, Ammonia inhalant, Ammonium causticum, R 717, DTXSID0023872, CHEBI:16134, 5138Q19F1X, Ammonia (anhydrous), Inhalant, Ammonia Pad, Ammonia Inhalants, AmmoniaSport RAW, Ammonia 2%, AmmoniaSport SQUEEZE, GO TIME, RefChem:6611, Humco Aromatic Ammonia Spirit, DTXCID803872, CHEBI:35107, First Aid Only Ammonia Inhalants, Easy Care First Aid Kit-Comprehensive, Quality Choice Aromatic Ammonia Spirit, CVS Health First Aid Outdoor Prep-Pack, R717, Physician EZ Use Joint Tunnel and Trigger Kit, Model AA-1218 Model AA-1218M Model Z-25-020-03, Ammonia, lidocaine hydrochloride, triamcinolone acetonide, povidone-iodine, 231-635-3, 913-720-3, 921-643-1, Ammonia, Aspirin, Diphenhydramine Hydrochloride, Ibuprofen, Acetaminophen, Lidocaine Hydrochloride, Benzalkonium Chloride, Model MT2020-777 Model S6-01-0005-306 Model 011798 Model 011798-1494 Model 70004-00, Ammoniakgas, Ammoniak Kconzentrierter, Amoniak [Polish], Ammoniac [French], Ammoniak [German], Ammoniaca [Italian], Caswell No. 041, Ammonia (conc 20% or greater), CCRIS 2278, HSDB 162, NH3, MFCD00011418, UN1005, EPA Pesticide Chemical Code 005302, Ammonia, 7M in methanol, Ammonia; Ammonia solution concentrated, NH3 as N: 1000microg/mL in H20, Ammonia Standard: NH3 @ 10 microg/mL in H2O, Ammonia Standard: NH3 @ 100 microg/mL in H2O, Ammonia Standard: NH3 @ 1000 microg/mL in H2O, Ammonia Standard: NH3 @ 10000 microg/mL in H2O, EINECS 231-635-3, an arylamine, tertiaeres Amin, ammonia ca, primaeres Amin, Ammonia,aromatic, Ammoniacum gummi, sekundaeres Amin, primary arylamine, UNII-5138Q19F1X, anyhydrous ammonia, NH4, CONTEST Group D, 10 - Nutrients, 37 - Ammonia, AMMONIA [VANDF], Ammonia 7M in Methanol, S18 - MCerts, 60 - MCerts, Ammonia (8CI,9CI), Ammonia water (JP15), Aromatic ammonia vaporole, CONTEST Group B Full, SCHEMBL20, AMMONIA [II], AMMONIA [MI], InChI=1/H3N/h1H, Ammonia, 2M in methanol, Dowex(R) 66 free base, AMMONIA [WHO-DD], CONTEST Group B Reduced, Ammonia, 0.5M in THF, Aromatic Ammonia, Vaporole, EC 231-635-3, SCHEMBL1061, SCHEMBL1292, SCHEMBL3129, 82168-61-4, Ammonia anhydrous, 99.98%, INS NO.527, N H3, CHEMBL1160819, CHEBI:50471, DTXSID40912315, DTXSID80420101, INS-527, IYQDUNKKQCFKJG-UHFFFAOYSA-N, MDFFNEOEWAXZRQ-UHFFFAOYSA-N, UCPKOFQHNMRORR-UHFFFAOYSA-N, UFNYKIJQJNNVKS-UHFFFAOYSA-N, XBPJHBIOSSFGCU-UHFFFAOYSA-N, ZBEYHISPVKPLHP-UHFFFAOYSA-N, [NH3], NH(3), Ammonia, anhydrous, >=99.98%, MFCD17018871, AKOS015916403, Ammonia anhydrous 170g Lecture bottle, Ammonia solution 1.0 M in isopropanol, 17D - Ammonia, Phosphate and Nitrogen, SY287544, 02H - Nutrients and Others - Hard Water, 02S - Nutrients and Others - Soft Water, Ammonia, puriss., anhydrous, >=99.95%, A1884, A2038, A2236, A2237, E-527, NS00013356, Q4087, R-717, C00014, D02916, Ammonia, (ca. 4% in Methanol, ca. 2.0mol/L), Dowex(R) Marathon(TM) WBA free base, free base, F051227, Q4832241, Q6004010, Q27110025, 2HP - Nutrients and Others in hard, potable (treated) water, 2SP - Nutrients and Others in soft, potable (treated) water, Ammonia, 7M in methanol, packaged under argon in resealable ChemSeal bottles, 8007-57-6, StratoSpheres(TM) PL-AMS resin, 100-200 mesh, extent of labeling: ~1.0 mmol/g loading, 1 % cross-linked with divinylbenzene, StratoSpheres(TM) PL-AMS resin, 100-200 mesh, extent of labeling: 2.0 mmol/g loading, 1 % cross-linked, StratoSpheres(TM) PL-AMS resin, 30-40 mesh, extent of labeling: 2.0 mmol/g loading, 1 % cross-linked, StratoSpheres(TM) PL-AMS resin, 50-100 mesh, extent of labeling: 2.0 mmol/g loading, 1 % cross-linked,
Ammonia 25% is a colorless alkaline gas with a characteristic sharp smell.
Ammonia 25% is one of the most abundant nitrogen-containing compounds in the atmosphere.
Inasmuch as Ammonia 25% is highly soluble in water.
Ammonia 25% is a colorless gas compound with a sharp and unpleasant odor, consisting of nitrogen atoms and hydrogen atoms.
Although Ammonia 25% does not contain OH- ions, it has weak base properties.
Ammonia 25% is a covalently bonded (nonmetal + nonmetal) compound.
Since its molecules are polar, Ammonia 25% is highly soluble in water.
Ammonia 25% molecules form weak hydrogen bonds with water molecules as well as with each other.
Therefore, Ammonia 25% is very soluble in water.
Since Ammonia 25% has a pair of unbonded electrons, its molecule shape is a triangular pyramid, so it is a polar molecule.
Its latent heat of gasification is very high, so Ammonia 25% is also used as a refrigerant in industrial facilities.
At room conditions, the saturated ammonia solution is 34% and its density is 0.88 g/ ml.
Ammonia 25% is a poisonous substance for living things, care must be taken when using it.
The substances sold under the name of Ammonia 25% in the market are Ammonium Hydroxide, which is the aqueous solution of ammonia.
Ammonia 25% is the starting material in the production of nitrogenous fertilizer and nitric acid.
Liquid ammonia can be poured directly into the soil.
Salts such as ammonium nitrate and ammonium phosphate can also be used as fertilizer.
Ammonia 25% (NH₃) in aqueous solution (ammonium hydroxide) is a widely used industrial chemical.
Ammonia 25% is one of the most basic inorganic compounds, acting as a base and a reducing/complexing agent in many reactions.
Ammonia 25% is a concentrated form typically used in industrial, laboratory, and cleaning / process chemistry settings.
Because Ammonia 25% gas is highly soluble in water, this solution is equilibrium of gas + water.
Ammonia 25% has characteristic strong odor.
Because of Ammonia 25%'s basicity, reactivity, and hazards, handles require precautions.
Ammonia 25% appears as a colorless aqueous liquid solution with a strong odor of ammonia.
Ammonia 25% is an azane that consists of a single nitrogen atom covalently bonded to three hydrogen atoms.
Ammonia 25% has a role as a nucleophilic reagent, a neurotoxin, a metabolite, an EC 3.5.1.4 (amidase) inhibitor, a refrigerant, a mouse metabolite and a NMR chemical shift reference compound.
Ammonia 25% is an azane, a mononuclear parent hydride and a gas molecular entity.
Ammonia 25% is a conjugate base of an ammonium.
Ammonia 25% is a conjugate acid of an azanide.
Ammonia 25% is a naturally-occurring compound with a chemical formula NH3 and structure of trigonal pyramidal geometry.
Ammonia 25% is a colorless gas with a pungent smell, and become NH4, or ammonium ion, when in water.
Ammonia 25% is a metabolite found in or produced by Escherichia coli.
Ammonia 25% is an inorganic compound composed of a single nitrogen atom covalently bonded to three hydrogen atoms that is an amidase inhibitor and neurotoxin.
Ammonia 25% is both manufactured and produced naturally from bacterial processes and the breakdown of organic matter.
Ammonia 25% is characterized as a colorless gas or compressed liquid with a pungent odor and exposure occurs by inhalation, ingestion, or contact.
Ammonia 25% pa (for analysis) is a laboratory-grade solution of ammonia (NH3 ) in water, supplied in a convenient 500 ml HDPE bottle.
Its analytical purity makes Ammonia 25% ideal for use in laboratories, secondary schools, and the food industry.
Ammonia 25% is suitable for analytical chemistry, nucleophilic reactions, and as a mild base for various applications.
Although Ammonia 25% is lighter than air, the vapors from a leak will initially hug the ground.
Ammonia 25% is an inorganic compound of nitrogen and hydrogen with the molecular formula NH3.
Ammonia 25%'s structure is not planar, but forms a tetrahedron with nitrogen at the center.
The molecule of Ammonia 25% is distinctly polar.
The Ammonia 25% is a colourless, clear to slightly turbid liquid.
Ammonia 25% has a characteristic, pungent, stinging, and irritating odour.
Alternate names for the chemical include Ammonium Hydroxide, Aqua Ammonia, and Ammonium Hydrate.
Ammonia 25%, also called as ammonia water, ammonium hydroxide, aqueous ammonia, is a solution of ammonia in water.
Ammonia 25% is a high-purity, industrial-grade chemical solution that serves a wide range of applications in cleaning, agriculture, laboratories, and industrial processing.
With a concentrated Ammonia 25% composition, this solution is formulated for professional and industrial use, ensuring powerful results in degreasing, pH balancing, and chemical synthesis.
This high-quality Ammonia 25% is packaged in a secure, chemical-resistant container, ensuring safe storage and ease of use.
Ideal for dilution, it is highly effective in both domestic and commercial applications.
Ammonia 25%, also known as ammonia water, ammonium hydroxide, ammoniacal liquor, ammonia liquor, aqua ammonia, aqueous ammonia, or (inaccurately) ammonia, is a solution of ammonia in water.
Ammonia 25% can be denoted by the symbols NH3(aq).
Although the name ammonium hydroxide suggests a salt with the composition [NH+4][OH−], Ammonia 25% is impossible to isolate samples of NH4OH.
The ions NH+4 and OH− do not account for a significant fraction of the total amount of Ammonia 25% except in extremely dilute solutions.
The concentration of such solutions is measured in units of the Baumé scale (density), with 26 degrees Baumé (about 30% of Ammonia 25% by weight at 15.5 °C or 59.9 °F) being the typical high-concentration commercial product.
Ammonia 25% is a clear, strongly alkaline liquid with a pungent odor.
Ammonia 25% is produced by dissolving ammonia gas (NH₃) in water at a stable concentration, resulting in a solution with a pH above 11.
Ammonia 25% is available in different purity grades and is used to neutralize acids, act as a lab reagent, and degrease metal surfaces.
USES and APPLICATIONS of AMMONIA 25%:
pH adjustment / neutralization: Ammonia 25% is used to raise pH in industrial water treatment, cooling systems, chemical processes.
Cleaning / Degreasing: Ammonia 25% is used in cleaners (industrial, laboratory) for removing grease, organic residues; also for cleaning glass, metal surfaces.
Synthesis / Chemical intermediate: Ammonia 25% is used in manufacture of fertilizers (e.g. urea), chemicals, dyes, pharmaceuticals.
Ammonia 25% is starting reagent for many nitrogen‐containing compounds.
Laboratory reagent: Ammonia 25% is used in analytical chemistry, for e.g. titrations, buffer preparation, precipitation reactions.
The “for analysis” grade of 25% is used for high‐purity lab work.
Agricultural uses of Ammonia 25%: sometimes used (diluted) as a nitrogen source in fertilizers, or for cleaning / disinfecting farm equipment (diluted).
Food / Beverage industry: Ammonia 25% is used in specific regulated settings for pH adjustment or cleaning (with adherence to safety and purity standards).
Ammonia 25% is used to neutralize acid-containing byproducts of refined petroleum and to prevent coagulation in tire production.
The main products Ammonia 25% is used in are: paints, plastics, nylon, cleaning products, explosives, refrigerants (such as air conditioners), synthetic fibers, cotton and silk cleaning, bakelite and synthetic resin production, soda, explosive substances, synthetic fiber, pharmaceutical syntheses…
Ammonia 25% is used in the first stage in the synthesis of substances such as fertilizers, medicines, dyes and perfumes.
In contrast to anhydrous ammonia, Ammonia 25% finds few non-niche uses outside of cleaning agents.
Ammonia 25% is mostly used in fertilizer production and as fertilizer.
Cleaning products: Ammonia 25% is used as cleaning products for many surfaces and applications.
Ammonia 25% is sold as a cleaning agent by itself, usually labeled as simply "ammonia", as well as in cleaning products combined with other ingredients.
Ammonia 25% may be sold plain, lemon-scented (and typically colored yellow), or pine-scented (green).
Commonly available Ammonia 25% with soap added is known as "cloudy ammonia".
Household ammonia ranges in concentration by weight from 5% to 10% ammonia.
Because Ammonia 25% is a gas dissolved in water, as the water evaporates from a surface, the gas evaporates also, leaving the surface streak-free.
Ammonia 25%'s most common uses are to clean glass, porcelain, and stainless steel.
Ammonia 25% is good at removing grease and is found in products for cleaning ovens and for soaking items to loosen baked-on grime.
Experts also warn not to use Ammonia 25%-based cleaners on car touchscreens, due to the risk of damage to the screen's anti-glare and anti-fingerprint coatings.
More concentrated solutions (higher than 10%) are used for in professional and industrial cleaning products.
Ammonia 25% is used analytical chemistry (including titrations, buffer preparation, laboratory research).
Ammonia 25% is used nucleophilic reactions (mild, effective base).
Ammonia 25% is used complex formation with metal ions (qualitative ion analysis).
Education uses of Ammonia 25%: Chemistry experiments & demonstrations at school.
Food industry uses of Ammonia 25%: including quality control and microbiological testing
Ammonia 25% occurs naturally and is produced by human activity.
Ammonia 25% is an important source of nitrogen which is needed by plants and animals.
Although Ammonia 25% is used as a food additive in the anhydrous form and serves as a starting material in pharmaceutical and commercial products.
Ammonia 25% gas has been used in the clinical setting as a respiratory stimulant to prevent fainting.
The radiolabelled form of Ammonia 25%, ammonia N 13, is intravenously administered as a radioactive diagnostic agent for Positron Emission
Tomography (PET) imaging of the myocardium to evaluate myocardial perfusion.
Ammonia 25% is a natural byproduct of biological and chemical reactions, including decomposition of organic matter, including plants, animals, and animal wastes.
Ammonia 25% is present in normally present in all tissues constituting a metabolic pool, where it is mostly taken up by glutamic acid and take part in transamination and other reactions, including the synthesis of protein by the Krebs-Hanseleit cycle in the liver.
Ammonia 25% is used in many industrial processes, and as a fertilizer and refrigerant.
Ammonia 25% is a concentrated aqueous solution of ammonia gas (NH3) and is widely used in professional laboratory and industrial environments.
Ammonia 25% offers multiple applications due to its chemical properties, including its ability to act as an alkalinity donor and as a reagent in various chemical reactions.
In analytical chemistry, Ammonia 25% is often used as a buffer solution to control the pH of solutions during titrations.
The strong basic nature of Ammonia 25% allows it to neutralize acids and maintain the desired pH range.
In addition, Ammonia 25% is used in complexometry to complex metal ions and... mehr
Bacteria found in the intestines can produce Ammonia 25%.
Ammonia 25% is a colorless gas with a very distinct odor.
This odor is familiar to many people because Ammonia 25% is used in smelling salts, many household and industrial cleaners, and window-cleaning products.
Ammonia 25% gas can be dissolved in water.
Once exposed to open air, liquid ammonia quickly turns into a gas.
Ammonia 25% is applied directly into soil on farm fields, and is used to make fertilizers for farm crops, lawns, and plants.
Many household and industrial cleaners contain Ammonia 25%.
-Alkyl amine precursor uses of Ammonia 25%:
In industry, Ammonia 25% can be used as a precursor to some alkyl amines, although anhydrous ammonia is usually preferred.
Hexamethylenetetramine forms readily from Ammonia 25% and formaldehyde.
Ethylenediamine forms from 1,2-dichloroethane and Ammonia 25%.
-Absorption refrigeration uses of Ammonia 25%:
In the early years of the twentieth century, the vapor absorption cycle using water-Ammonia 25% systems was popular and widely used, but after the development of the vapor compression cycle it lost much of its importance because of its low coefficient of performance (about one fifth of that of the vapor compression cycle).
Both the Electrolux refrigerator and the Einstein refrigerator are well known examples of this application of the Ammonia 25%.
-Water treatment uses of Ammonia 25%:
Ammonia 25% is used to produce chloramine, which may be utilised as a disinfectant.
In drinking water, chloramine is preferred over direct chlorination for its ability to remain active in stagnant water pipes longer, thereby reducing the risk of waterborne infections.
Ammonia 25% is used by aquarists for the purposes of setting up a new fish tank using an ammonia process called fishless cycling.
This application requires that the Ammonia 25% contain no additives.
-Food production uses of Ammonia 25%:
Baking Ammonia 25% (ammonium carbonate and ammonium bicarbonate) was one of the original chemical leavening agents.
Ammonia 25% was obtained from deer antlers.
Ammonia 25% is useful as a leavening agent, because ammonium carbonate is heat activated.
This characteristic allows bakers to avoid both yeast's long proofing time and the quick CO2 dissipation of baking soda in making breads and cookies rise.
It is still used to make Ammonia 25% cookies and other crisp baked goods, but its popularity has waned because of ammonia's off-putting smell and concerns over its use as a food ingredient compared to modern-day baking powder formulations.
Ammonia 25% has been assigned E number E527 for use as a food additive in the European Union.
Ammonia 25% is used as an acidity regulator to bring down the acid levels in food.
Ammonia 25% is classified in the United States by the Food and Drug Administration as generally recognized as safe (GRAS) when using the food grade version.
Its pH control abilities make Ammonia 25% an effective antimicrobial agent.
-Saturated solutions uses of Ammonia 25%:
Like other gases, Ammonia 25% exhibits decreasing solubility in solvent liquids as the temperature of the solvent increases.
Ammonia solutions decrease in density as the concentration of dissolved ammonia increases.
At 15.6 °C (60.1 °F), the density of a saturated solution is 0.88 g/ml; it contains 35.6% ammonia by mass, 308 grams of ammonia per litre of solution, and has a molarity of approximately 18 mol/L.
At higher temperatures, the molarity of the saturated solution decreases and the density increases.
Upon warming of saturated solutions, ammonia gas is released.
-Furniture darkening uses of Ammonia 25%:
In furniture-making, Ammonia 25% fuming was traditionally used to darken or stain wood containing tannic acid.
After being sealed inside a container with the wood, fumes from the Ammonia 25% solution react with the tannic acid and iron salts naturally found in wood, creating a rich, dark stained look to the wood.
This technique was commonly used during the Arts and Crafts movement in furniture – a furniture style which was primarily constructed of oak and stained using these methods.
-Laboratory use of Ammonia 25%:
Ammonia 25% is used in traditional qualitative inorganic analysis as a complexant and base.
Like many amines, Ammonia 25% gives a deep blue coloration with copper(II) solutions.
Ammonia 25% can dissolve silver oxide residues, such as those formed from Tollens' reagent.
Ammonia 25% is often found in solutions used to clean gold, silver, and platinum jewelry, but may have adverse effects on porous gem stones like opals and pearls.
-Industrial & Laboratory Applications of Ammonia 25%:
pH Adjustment & Neutralization: Ammonia 25% is used in various industries for controlling pH in manufacturing processes.
Chemical Synthesis: Ammonia 25% acts as a reactant in numerous industrial formulations.
Water Treatment: Ammonia 25% helps in controlling pH levels in wastewater treatment.
Example: To neutralize acidic solutions, add 10ml of Ammonia 25% per 1L of acidic waste for gradual pH adjustment.
-Household & Commercial Cleaning uses of Ammonia 25%:
Degreasing Agent:
Ammonia 25% breaks down oils and fats effectively.
Glass & Window Cleaning:
Streak-free cleaning of glass surfaces.
Floor & Tile Cleaning:
Ammonia 25% removes stains and grime from hard surfaces.
Example: Mix 5ml of Ammonia 25% per 500ml of water for a powerful glass cleaner.
For deep-cleaning kitchen tiles, add 10ml of Ammonia 25% per 1L of water.
-Agriculture & Gardening uses of Ammonia 25%:
Fertilizer Component:
Ammonia 25% enhances soil nitrogen levels for plant growth.
Pest Repellent:
Ammonia 25% keeps certain insects and pests away.
Example: To enrich soil nitrogen, dilute 2ml of Ammonia 25% per 1L of water and apply sparingly.
-Textile & Dyeing Industry uses of Ammonia 25%:
Ammonia 25% is used in fabric dyeing processes to enhance color absorption.
Ammonia 25% acts as a neutralizing agent in textile production.
Example: For textile dyeing, use 15ml of Ammonia 25% per 500ml of dye bath for improved color retention.
-Automotive & Mechanical Uses of Ammonia 25%:
Rust Removal:
Ammonia 25% helps clean and restore metal surfaces.
Cooling System Maintenance:
Ammonia 25% is used for pH balancing in industrial cooling systems.
Example: For rust removal, soak rusted metal in a solution of 20ml ammonia per 1L of water.
-Typical Application Sectors of Ammonia 25%:
Ammonia 25% is used across numerous industries, including:
*Chemical manufacturing: fertilizers, resins, polymers
*Pharmaceutical: pH stabilization during batch production
*Water treatment: nitrogen enrichment in biological systems
*Textile processing: fiber preparation and dyeing
*Food industry: cleaning equipment (not as a food additive)
*Electroplating: management of electrochemical reactions
Ammonia 25%'s versatility allows seamless integration into existing industrial processes.
ADVANTAGES FOR INDUSTRIAL USE of AMMONIA 25%:
Ammonia 25% offers key benefits:
*Effective acid neutralization with low dosage
*Cost-efficient and easy to dose
*Custom packaging options
*Compliance with REACH and ADR standards
*Technical support for integration and safety
*These advantages are especially relevant for production managers, purchasers, and QA professionals.
KEY FEATURES & BENEFITS of AMMONIA 25%:
*Concentrated Formula:
Ammonia 25% content for enhanced effectiveness.
*Multipurpose Use:
Ammonia 25% is suitable for industrial, laboratory, and cleaning applications.
*High Purity:
Ammonia 25% ensures optimal performance in chemical processing.
*Effective Cleaning Agent:
Ammonia 25% removes grease, grime, and stubborn residues.
*Secure Packaging:
Leak-proof and chemical-resistant bottle.
FEATURES of AMMONIA 25%:
Concentration: 25% ammonia in water
Purity: Pro analysis (pa)
Chemical formula: NH 3 (aq)
CAS number: 1336-21-6
Content: 500 ml
Color: Colorless
Physical state: Liquid
Boiling point: 38 °C
pH: 12
Density: 0.89 g/cm³
Solubility: Completely soluble in water
Vapor pressure: 23 hPa at 20 °C
BENEFITS & CHARACTERISTICS of AMMONIA 25%:
What makes Ammonia 25% useful / its advantages/character traits:
*Strong base with high alkalinity:
small volume yields large change in pH; effective for neutralization or base‐requiring reactions.
*Cost‐effective:
relatively inexpensive, widely available.
*High reactivity:
Ammonia 25% reacts with acids, salts; it can act as cleaning agent by saponifying oils, removing organic matter.
*Soluble and miscible:
good with water; Ammonia 25% can be diluted easily to desired concentration.
*Versatile:
Ammonia 25% is used across lab, industrial, agricultural, cleaning, and synthesis settings.
RELATED COMPOUNDS of AMMONIA 25%:
Other anions
*Ammonium chloride
*Ammonium cyanide
Other cations
*Tetramethylammonium hydroxide
Related compounds
*Ammonia
*Hydroxylamine
BASICITY OF AMMONIA 25% IN WATER:
In aqueous solution, Ammonia 25% deprotonates a small fraction of the water to give ammonium and hydroxide according to the following equilibrium:
NH3 + H2O ⇌ NH+4 + OH−.
In a 1 M ammonia solution, about 0.42% of the ammonia is converted to ammonium, equivalent to pH = 11.63 because [NH+4] = 0.0042 M, [OH−] = 0.0042 M, [NH3] = 0.9958 M, and pH = 14 + log10[OH−] = 11.62.
The base ionization constant is
Kb = [NH+4][OH−] / [NH3] = 1.77×10−5.
PHYSICAL and CHEMICAL PROPERTIES of AMMONIA 25%:
Appearance: Colorless to slightly bluish-tinted transparent liquid;
strong pungent odor characteristic of ammonia
Molecular formula / active species: NH₃ (aqueous) / sometimes described as NH₄OH in formulations
Molecular weight (NH₃): ~17.03 g/mol for ammonia molecules;
for the solution mixture, “assay (as NH₃)” etc.
Density: ≈ 0.892–0.910 g/mL at 20–25 °C for 25 % solution
Boiling point: ~37.7 °C at 1,013 hPa (for ~25 % solution)
Melting / Freezing point: ~-57.5 °C for 25 % ammonia solution (solid-liquid transition)
Vapour pressure: High vapor pressure; e.g., Sigmal-Aldrich lists ~483 hPa at 20 °C for 25 % solution
Solubility: Completely miscible in water; solution is just ammonia dissolved in water
Odor: Sharp pungent “ammoniacal” odor
pH: Strongly alkaline (for 25% solution) — exact pH depends on dilution
CAS Number: 1336-21-6
EC Number: 215-647-6
Index No (GB CLP): 007-001-01-2
Molecular formula: H5NO
Molar mass: 35.05 g/mol
Physical state: liquid
Color: colorless
Odor: stinging
Melting point / freezing point: Melting point: -57,5 °C
Initial boiling point and boiling range: 37,7 °C at 1.013 hPa
Flammability (solid, gas): No data available
Upper/lower flammability or explosive limits:
Upper explosion limit: 33,6 %(V),
Lower explosion limit: 15,4 %(V)
Flash point: No data available
Autoignition temperature: No data available
Decomposition temperature: No data available
Viscosity: Viscosity, kinematic: No data available;
Viscosity, dynamic: No data available
Water solubility at 20 °C: soluble
Partition coefficient (n-octanol/water): log Pow: -1,38 - (anhydrous substance), (Lit.)
Vapor pressure: 483 hPa at 20 °C
Density: 0,903 g/cm³ at 20 °C
Relative density: No data available
Relative vapor density: No data available
Particle characteristics: No data available
Explosive properties: Not classified as explosive
Oxidizing properties: none
Other safety information: Minimum ignition energy 380 - 680 mJ
Chemical formula: NH3(aq)
Molar mass: 17.031 g/mol
Appearance: Colourless liquid
Odor: "Fishy", highly pungent
Density: 0.91 g/cm³ (25 % w/w), 0.88 g/cm³ (35 % w/w)
Melting point: −57.5 °C (−71.5 °F; 215.7 K) (25 % w/w), −91.5 °C (35% w/w)
Boiling point: 37.7 °C (99.9 °F; 310.8 K) (25 % w/w)
Solubility in water: Miscible
Magnetic susceptibility (χ): −31.5×10−6 cm³/mol
Thermochemistry: Std molar entropy (S⦵298) 111 J/(mol·K),
Std enthalpy of formation (ΔfH⦵298) −80 kJ/mol
Boiling point: 37.7 °C (1013 hPa)
Density: 0.903 g/cm³ (20 °C)
Explosion limit: 15.4 – 33.6 %(V)
pH value (H₂O, 20 °C): strongly alkaline
Vapor pressure: 483 hPa (20 °C)
Solubility (20 °C): soluble
CAS Number: 1336-21-6
Formula: NH₃
MDL Number: MFCD00066650
Boiling Point: 32…37.7 °C (1013 hPa)
Melting Pt: –60…–57.5 °C
Density: 0.88…0.91 g/cm³ (20 °C)
Storage Temperature: Ambient
EINECS: 215-647-6
UN: 2672
ADR: 8,III
Molecular Weight: 35.05 g/mol
Molecular Weight: 17.031 g/mol
XLogP3-AA: -0.7
Hydrogen Bond Donor Count: 1
Hydrogen Bond Acceptor Count: 1
Rotatable Bond Count: 0
Exact Mass: 17.026549100 Da
Monoisotopic Mass: 17.026549100 Da
Topological Polar Surface Area: 1 Ų
Heavy Atom Count: 1
Formal Charge: 0
Complexity: 0
Isotope Atom Count: 0
Defined Atom Stereocenter Count: 0
Undefined Atom Stereocenter Count: 0
Defined Bond Stereocenter Count: 0
Undefined Bond Stereocenter Count: 0
Covalently-Bonded Unit Count: 1
Compound Is Canonicalized: Yes
HS Code: 28142000
FIRST AID MEASURES of AMMONIA 25%:
-Description of first-aid measures
*General advice:
Show this material safety data sheet to the doctor in attendance.
*If inhaled:
After inhalation:
Fresh air.
*In case of skin contact:
Take off immediately all contaminated clothing.
Rinse skin with
water/ shower.
*In case of eye contact:
After eye contact:
Rinse out with plenty of water.
Call in ophthalmologist.
Remove contact lenses.
*If swallowed:
After swallowing:
Immediately make victim drink water (two glasses at most).
Consult a physician.
-Indication of any immediate medical attention and special treatment needed.
No data available
ACCIDENTAL RELEASE MEASURES of AMMONIA 25%:
-Environmental precautions:
Do not let product enter drains.
-Methods and materials for containment and cleaning up:
Cover drains.
Collect, bind, and pump off spills.
Observe possible material restrictions.
Take up dry.
Dispose of properly.
Clean up affected area.
FIRE FIGHTING MEASURES of AMMONIA 25%:
-Extinguishing media:
*Suitable extinguishing media:
Carbon dioxide (CO2)
Foam
Dry powder
*Unsuitable extinguishing media:
For this substance/mixture no limitations of extinguishing agents are given.
-Further information:
Prevent fire extinguishing water from contaminating surface water or the ground water system.
EXPOSURE CONTROLS/PERSONAL PROTECTION of AMMONIA 25%:
-Control parameters:
--Ingredients with workplace control parameters:
-Exposure controls:
--Personal protective equipment:
*Eye/face protection:
Use equipment for eye protection.
Safety glasses
*Body Protection:
protective clothing
*Respiratory protection:
Recommended Filter type: Filter A
-Control of environmental exposure:
Do not let product enter drains.
HANDLING and STORAGE of AMMONIA 25%:
-Conditions for safe storage, including any incompatibilities:
*Storage conditions:
Tightly closed.
Dry.
STABILITY and REACTIVITY of AMMONIA 25%:
-Chemical stability:
The product is chemically stable under standard ambient conditions (room temperature).
-Possibility of hazardous reactions:
No data available