PRODUCTS

SULPHAMIC ACID (SULFAMIC ACID)

CAS NUMBER: 5329-14-6

EC NUMBER: 226-218-8

MOLECULAR FORMULA: NH2SO3H

MOLECULAR WEIGHT: 97.09

Sulphamic acid (Sulfamic acid) is a molecular compound with the formula H3NSO3.
This colourless, water-soluble Sulphamic acid (Sulfamic acid) finds many applications.

Sulphamic acid (Sulfamic acid) melts at 205 °C before decomposing at higher temperatures to water, sulfur trioxide, sulfur dioxide and nitrogen.
Sulphamic acid (Sulfamic acid) may be considered an intermediate compound between sulfuric acid (H2SO4), and sulfamide (H4N2SO2), effectively replacing a hydroxyl (–OH) group with an amine (–NH2) group at each step.

Sulphamic acid (Sulfamic acid) can extend no further in either direction without breaking down the sulfonyl (–SO2–) moiety.
Sulphamic acid (Sulfamic acid)s are derivatives of sulfamic acid.

Sulphamic acid (Sulfamic acid) is produced industrially by treating urea with a mixture of sulfur trioxide and sulfuric acid.
Sulphamic acid (Sulfamic acid) is well described by the formula H3NSO3, not the tautomer H2NSO2(OH).

The relevant bond distances are 1.44 Å for the S=O and 1.77 Å for the S–N.
The greater length of the S–N is consistent with a single bond.

Furthermore, a neutron diffraction study located the hydrogen atoms, all three of which are 1.03 Å distant from the nitrogen.
In the solid state, the molecule of Sulphamic acid (Sulfamic acid) is well described by a zwitterionic form.

Sulphamic acid (Sulfamic acid)s behaviour resembles that of urea, (H2N)2CO.
Both feature amino groups linked to electron-withdrawing centres that can participate in delocalised bonding.

Both liberate ammonia upon heating in water, with urea releasing CO2 while Sulphamic acid (Sulfamic acid) releases sulfuric acid.
Sulphamic acid (Sulfamic acid) is a moderately strong acid, Ka = 0.101 (pKa = 0.995).

Because the solid is not hygroscopic, Sulphamic acid (Sulfamic acid) is used as a standard in acidimetry (quantitative assays of acid content).
Sulphamic acid (Sulfamic acid) is used as hypochlorite scavenger in the oxidation of aldehydes with chlorite.

Upon heating Sulphamic acid (Sulfamic acid) will react with alcohols to form the corresponding organosulfates.
Sulphamic acid (Sulfamic acid) is more expensive than other reagents for doing this, such as chlorosulfonic acid or oleum, but is also significantly milder and will not sulfonate aromatic rings.

Sulphamic acid (Sulfamic acid)s are produced as their ammonium salts.
Such reactions can be catalyzed by the presence of urea.

Without the presence of any catalysts, Sulphamic acid (Sulfamic acid) will not react with ethanol at temperatures below 100°C.
Sulphamic acid (Sulfamic acid) is mainly a precursor to sweet-tasting compounds.

Reaction with cyclohexylamine followed by addition of NaOH gives C6H11NHSO3Na, sodium cyclamate.
Sulphamic acid (Sulfamic acid)s are also sweeteners, such as acesulfame potassium.

Sulphamic acid (Sulfamic acid) is used as an acidic cleaning agent and descaling agent sometimes pure or as a component of proprietary mixtures, typically for metals and ceramics.
For cleaning purposes, there are different grades based on application.

Sulphamic acid (Sulfamic acid) is frequently used for removing rust and limescale, replacing the more volatile and irritating hydrochloric acid, which is cheaper.
Sulphamic acid (Sulfamic acid) is often a component of household descalant sulfamic acid and has pH 2.0–2.2,[12] or detergents used for removal of limescale.

When compared to most of the common strong mineral acids, Sulphamic acid (Sulfamic acid) has desirable water descaling properties, low volatility, and low toxicity.
Sulphamic acid (Sulfamic acid) forms water-soluble salts of calcium and ferric iron.

Sulphamic acid (Sulfamic acid) is preferable to hydrochloric acid in household use, due to its intrinsic safety.
If inadvertently mixed with hypochlorite based products such as bleach, Sulphamic acid (Sulfamic acid) does not form chlorine gas, whereas the most common acids would; the reaction (neutralisation) with ammonia, produces a salt, as depicted in the section above.

Sulphamic acid (Sulfamic acid) also finds applications in the industrial cleaning of dairy and brewhouse equipment.
Although Sulphamic acid (Sulfamic acid) is considered less corrosive than hydrochloric acid, corrosion inhibitors are often added to the commercial cleansers of which it is a component.

Sulphamic acid (Sulfamic acid) can be used as a descalant for descaling home coffee and espresso machines and in denture cleaners.
Sulphamic acid (Sulfamic acid)s have been used in the design of many types of therapeutic agents such as antibiotics, nucleoside/nucleotide human immunodeficiency virus (HIV) reverse transcriptase inhibitors, HIV protease inhibitors (PIs), anticancer drugs (steroid sulfatase and carbonic anhydrase inhibitors), antiepileptic drugs, and weight loss drugs.

Sulphamic acid (Sulfamic acid) appears as a white crystalline solid. Density 2.1 g / cm3.
Sulphamic acid (Sulfamic acid) is used to make dyes and other chemicals.

Sulphamic acid (Sulfamic acid) is the simplest of the sulfamic acids consisting of a single sulfur atom covalently bound by single bonds to hydroxy and amino groups and by double bonds to two oxygen atoms.
Sulphamic acid (Sulfamic acid) is an odorless, colorless, water-soluble and non-volatile chemical compound with the chemical formula H3NO3S.

Sulphamic acid (Sulfamic acid) is hygroscopic and non-volatile.
Sulphamic acid (Sulfamic acid) solutions are less corrosive to metals than other mineral acids.

Aqueous solutions are stable at room temperature, but rapid hydrolysis occurs with increasing temperature.
Sulphamic acid (Sulfamic acid) is a very strong acid.

Sulphamic acid (Sulfamic acid)s strength is comparable to hydrochloric acid and nitric acid.
Sulphamic acid (Sulfamic acid) is a molecular compound with the formula H3NSO3.

Sulphamic acid (Sulfamic acid) melts at 205°C before decomposing to water, sulfur trioxide, sulfur dioxide, and nitrogen at higher temperatures.
Sulphamic acid (Sulfamic acid) can be thought of as an intermediate between sulfuric acid (H2SO4) and sulfamide (H4N2SO2), effectively replacing a hydroxyl (–OH) group with an amine (–NH2) group at each step.

Sulphamic acid (Sulfamic acid) cannot extend in either direction without cleaving the sulfonyl (-SO2-) moiety.
Sulphamic acid (Sulfamic acid) is a precursor to mainly sweet-tasting compounds.

Reaction with cyclohexylamine followed by addition of NaOH gives C6H11NHSO3Na, sodium cyclamate.
Related Sulphamic acid (Sulfamic acid)s are also sweeteners such as acesulfame potassium.

Sulphamic acid (Sulfamic acid)s are used in the contents of many drugs such as antibiotics, weight loss drugs, nucleoside / nucleotide human immunodeficiency virus (HIV) reverse transcriptase inhibitors, HIV protease inhibitors (PIs), anticancer drugs (steroid sulfatase and carbonic anhydrase inhibitors), antiepileptic drugs.
Sulphamic acid (Sulfamic acid) is used as a catalyst for the esterification process.

Sulphamic acid (Sulfamic acid) is used for dye and pigment production.
Sulphamic acid (Sulfamic acid) is the main raw material of ammonium sulfamate, a widely used herbicide and flame retardant material for household products.

Sulphamic acid (Sulfamic acid) is used in the pulp and paper industry as a chloride stabilizer.
Sulphamic acid (Sulfamic acid) is used for the synthesis of nitrous oxide by reacting with nitric acid.

Sulphamic acid (Sulfamic acid) is a common counterion for nickel(II) in electroplating.
Sulphamic acid (Sulfamic acid) is used to separate nitrite ions from a mixture of nitrite and nitrate ions (NO3− + NO2−) during the qualitative analysis of nitrate.

Sulphamic acid (Sulfamic acid) is used as an acidic cleaning agent, typically for metals and ceramics, sometimes as a component of pure or proprietary blends.
Sulphamic acid (Sulfamic acid) is often used to remove rust and limescale to replace the cheaper, more volatile and irritating hydrochloric acid.

Sulphamic acid (Sulfamic acid) can be used as a descaler in domestic coffee and espresso machines and denture cleaners.
Sulphamic acid (Sulfamic acid) can also be used for industrial cleaning of dairy and brewery equipment.

Sulphamic acid (Sulfamic acid) has been one of the most widely used scavengers of nitrous acid.
Sulphamic acid (Sulfamic acid) is also known as Sulphamic Acid, Amidosulfonic acid, Amidosulfuric acid, Minosulfonic acid, or Sulfamidic acid.

Sulphamic acid (Sulfamic acid) is a molecular compound with the formula H3NSO3.
Sulphamic acid (Sulfamic acid) is a dry, non-volatile, non-hygroscopic, stable solid.

Sulphamic acid (Sulfamic acid) is soluble in water and forms a strongly acidic aqueous solution that is comparable in acidity to the common strong mineral acids, but it can be safely handled and stored in the dry form.
The main reason why Sulphamic acid (Sulfamic acid)s is used in oil and gas drilling is to reduce the pH of used extraction fluids and compounds prior to the disposal of these fluids.

The benefits of using Sulphamic acid (Sulfamic acid) is its ease of handling, solubility and low corrosiveness.
Sulphamic acid (Sulfamic acid) can also be used as an acidic cleaning agent, sometimes on its own or mixed with other products, typically for metals and ceramics.

Sulphamic acid (Sulfamic acid) is frequently used for removing rust and limescale.
Sulphamic acid (Sulfamic acid) is produced industrially by treating urea with a mixture of sulfur trioxide and sulfuric acid (or oleum).

At room temperature, diluted aqueous Sulphamic acid (Sulfamic acid) is stable for a long period of time but hydrolysis occurs at elevated temperatures.
Concentrated Sulphamic acid (Sulfamic acid) can be corrosive and can cause burns on the skin when it is not properly handled.

Sulphamic acid (Sulfamic acid) is unique because Sulphamic acid (Sulfamic acid) is not only causes chemical burns, but also secondary thermal burns as a result of dehydration.
Sulphamic acid also called sulfamic acid is a white crystalline solid which is stable and non-hygroscopic.

Sulphamic acid (Sulfamic acid) is soluble in water and formamide and slightly soluble in methanol, ether, acetone and concentrated sulphuric acid.
Sulphamic acid (Sulfamic acid) is classified as a strong inorganic acid and is commercially produced from urea and fuming sulphuric acid.

At room temperature, dilute aqueous Sulphamic acid (Sulfamic acid) solution is stable for a long time but rapid hydrolysis occurs at elevated temperatures.
Sulphamic acid (Sulfamic acid)'s solution is less corrosive toward metals than other mineral acids like hydrochloric acid.

Sulphamic acid (Sulfamic acid) possesses a scale solubilising capacity which makes it ideal for removal of scale from boilers, cooling towers, coils, heat exchangers, condensers and a wide range of heating and cooling systems thereby increasing the efficiency of plant and equipment.
Sulphamic acid (Sulfamic acid) is used as an acidic cleaning agent, typically for metals and ceramics.

Sulphamic acid (Sulfamic acid) is a replacement for hydrochloric acid for the removal of rust.
In households, Sulphamic acid (Sulfamic acid) is often found as a descaling agent in detergents, cleaners and toilet cleaners for the removal of limescale.

Sulphamic acid (Sulfamic acid) is super efficient descaling agent and is used for cleaning a variety of industrial equipment and domestic appliances.
Sulphamic acid (Sulfamic acid) is used for cleaning boilers, heat exchangers, condensers, jackets and coils, descaling toilets, removing excess grout on tiles, efflorescence and other mineral deposits etc.

Sulphamic acid (Sulfamic acid) helps remove hard water scale, protein deposits, beer and milk stone, light rust and copper corrosion.
Sulphamic acid (Sulfamic acid) prevents pulp degradation due to temperature at the chlorination and hydrochloride stage.

Sulphamic acid (Sulfamic acid) permits bleaching at higher temperature and lower pH without loss of strength.
Sulphamic acid (Sulfamic acid) is used as a standard in acidometry because the solid is non-hygroscopic.

Sulphamic acid (Sulfamic acid) is used as a catalyst in a variety of organic chemical reactions.
Sulphamic acid (Sulfamic acid) has been shown to remove nitrite from a mixture of nitrites and nitrates.

Sulphamic acid (Sulfamic acid) acts as a catalyst for the esterification process.
Sulphamic acid (Sulfamic acid) is a chemical compound of H3NO3S colorless, odorless, non-volatile and water soluble.

Sulphamic acid (Sulfamic acid) is not volatile and hygroscopic. Sulphamic acid solutions are less corrosive to metals than other mineral acids.
Sulphamic acid (Sulfamic acid) is a strong acid and its strength can be compared with hydrochloric acid and nitric acid.

Sulphamic acid (Sulfamic acid) is used for cleaning metal and ceramic surfaces.
Sulphamic acid (Sulfamic acid) is used in the production of dyestuff and pigment.

Sulphamic acid (Sulfamic acid) is used to synthesize sweetener compounds.
Sulphamic acid (Sulfamic acid) is also an excellent primary (primary) standard for measuring acidity in chemical analyzes.

Sulphamic acid (Sulfamic acid) is a molecular compound.
This colorless, water-soluble compound has many applications.

Sulphamic acid (Sulfamic acid) is produced industrially by treating urea with a mixture.
Sulphamic acid (Sulfamic acid) is a white crystalline solid manufactured from urea, sulfur trioxide, and sulfuric acid.

Sulphamic acid (Sulfamic acid) is soluble and highly ionized in water.
Sulphamic acid (Sulfamic acid) is also used as a raw material of sodium cyclohexylsulfamate, which is a synthetic sweetener.

Sulphamic acid (Sulfamic acid), which is also known as amino sulfuric acid, sulfamidic acid, amidosulfonic acid, and aminosulfonic acid, is an industrially useful water-soluble colorless crystalline solid.
Sulphamic acid (Sulfamic acid) solutions of different concentrations are widely used for the removal of scales and metal oxides deposits from the surface of metals and ceramics.

Sulphamic acid (Sulfamic acid) solutions (5–10%) serve as alternative electrolytes for the removal of rusts and lime scales to replace relatively more irritating and volatile hydrochloric and sulfuric acid-based electrolytes.
Sulphamic acid (Sulfamic acid) solutions can be regarded as relatively more environmentally friendly and less toxic electrolytes for the cleaning of metallic surfaces.

However, similar to the popular acidic solutions, Sulphamic acid (Sulfamic acid) based electrolytes are corrosive to metal and metallic structures.
Therefore, organic compounds based corrosion inhibitors of natural and synthetic origin are widely used to prevent corrosive damage of metallic surfaces in such electrolytes.

Sulphamic acid (Sulfamic acid) is used in metal and ceramic cleaning, organic synthesis, paper and textiles, for pH control, as a hard-water scale remover, in electroplating, pharmaceuticals, and some agricultural products.
Sulphamic acid (Sulfamic acid) possesses an extended shelf life and is highly effective in descaling.

Sulphamic acid (Sulfamic acid) offers complete chemical cleaning and does not need manual cleaning,post descaling.
Sulphamic acid (Sulfamic acid) is a moderately strong acid primarily used as an acidic cleaning agent.

Sulphamic acid (Sulfamic acid) is a moderately strong acid with many industrial uses but is primarily used as an acidic cleaning agent.
Sulphamic acid (Sulfamic acid) is used for removing rust and lime from metals and ceramics, often as a replacement for hydrochloric acid.

This makes Sulphamic acid (Sulfamic acid) desirable for cleaning in domestic use as well as in dairy production and in brewing.
Sulphamic acid (Sulfamic acid) can also be used in dye and pigment manufacturing, as a coagulator, a chloride stabilizer for pulp and paper production, electroplating, and in silver polishing.

Sulphamic acid (Sulfamic acid), also known as amidosulfonic acid, amidosulfuric acid, aminosulfonic acid, and sulfamidic acid, is a molecular compound with the formula H3NSO3.
Sulphamic acid (Sulfamic acid) is commonly used as a precursor to sweet-tasting compounds and as an acidic cleaning agent.

Sulphamic acid (Sulfamic acid) was quantified using an ion chromatography column.
Sulphamic acid (Sulfamic acid) is a white to colourless solid.

Sulphamic acid (Sulfamic acid) has no odour and is soluble in water.
In water, Sulphamic acid (Sulfamic acid) slowly hydrolyses to ammonium hydrogen sulphate.

Sulphamic acid (Sulfamic acid) can be prepared by the reaction of urea with pyro-sulphuric acid.
Sulphamic acid (Sulfamic acid) is a chemical compound with the formula H3NSO3 or H2NSO3H, a solid strong acid at room.

Aqueous solutions of Sulphamic acid (Sulfamic acid) are unstable and slowly hydrolyze to ammonium bisulfate, but the crystalline solid is indefinitely stable under ordinary storage conditions.
Sulphamic acid (Sulfamic acid) is a colorless odorless solid acid, soluble in water, but insoluble in organic solvents.

Sulphamic acid (Sulfamic acid) is not hygroscopic, though finely powdered form may appear "sticky", similar to wet snow in appearance.
Sulphamic acid (Sulfamic acid) is readily available as solid acidic descaling agent, sold in many hardware stores.

Sulphamic acid (Sulfamic acid)'s sold as coffee machine cleaning powder, though always read the label, as many have producers have replaced it with citric acid.
Sulphamic acid (Sulfamic acid) is an odorless, colorless, water-soluble and non-volatile chemical compound with the chemical formula H3NO3S.

Sulphamic acid (Sulfamic acid) is hygroscopic and non-volatile.
Sulphamic acid (Sulfamic acid) solutions are less corrosive to metals than other mineral acids.

Sulphamic acid (Sulfamic acid)s are stable at room temperature, but rapid hydrolysis occurs with increasing temperature.
Sulphamic acid (Sulfamic acid) is a very strong acid.

Sulphamic acid (Sulfamic acid)s strength is comparable to hydrochloric acid and nitric acid.
Sulphamic acid (Sulfamic acid) is used in acidimetric standard.

USES:

-Catalyst for esterification process

-Dye and pigment manufacturing

-Herbicide

-Descalant for scale removal

-Coagulator for urea-formaldehyde resins

-Ingredient in fire extinguishing media.

-Sulphamic acid (Sulfamic acid) is the main raw material for ammonium sulfamate which is a widely used herbicide and fire retardant material for household products.

-Pulp and paper industry as a chloride stabilizer

-Synthesis of nitrous oxide by reaction with nitric acid

-The deprotonated form (sulfamate) is a common counterion for nickel(II) in electroplating.

-Used to separate nitrite ions from mixture of nitrite and nitrate ions( NO3−+ NO2−) during qualitative analysis of nitrate

-Descaler, Cleaner & Rust Remover

-removing excess grout on tiles, efflorescence and other mineral deposits

-Cleaner & descaler for Dairy equipment (pipeline milkers, milk evaporators)

-Cleaner & descaler for Brewery equipment (pipelines, Vats, etc)

-Catalyst for esterfication process process

-Used in dye and pigment manufacture

-Used as a herbicide

-Effecticve against Foot and Mouth (approved bty Defra)

-Ingredient in Denture Tablets

-Coagulator for urea-formaldehyde resins

-Ingredient in fire extinguishing media

-Pulp and paper industry as a chloride stabilizer

-Synthesis of nitrous oxide by reaction with nitric acid

USAGE AREAS:

-Sulphamic acid (Sulfamic acid) is a cleaning agent in milking processes, beer, milk, sugar factories and paper mills.

-Sulphamic acid (Sulfamic acid) is used as a cleaner and as a descaler.

-Sulphamic acid (Sulfamic acid) is used to remove limescale deposits.

-Sulphamic acid (Sulfamic acid) is used for metal pickling.

-Sulphamic acid (Sulfamic acid) is used in galvanizing and electro-refining processes.

-Sulphamic acid (Sulfamic acid) is used in sulphation and sulfation processes.

-Sulphamic acid (Sulfamic acid) is used as a raw material for the manufacture of artificial sweeteners.

-Sulphamic acid (Sulfamic acid) is used in the production of pigments and dyes to remove nitrite diazotization.

-Sulphamic acid (Sulfamic acid) is used as a catalyst in esterification processes.

-Sulphamic acid (Sulfamic acid) is used as a pH adjuster for dyeing and other systems.

-Sulphamic acid (Sulfamic acid) is mostly found in cleaning agents used for cleaning surfaces such as ceramics and metals.

-Sulphamic acid (Sulfamic acid) is used in the production of rust remover and lime remover.

-Sulphamic acid (Sulfamic acid) is contained in tablets used to clean dentures.

-Sulphamic acid (Sulfamic acid) is used as a chlorine stabilizer in the paper industry.

-Sulphamic acid (Sulfamic acid) is used in pesticides.

-They are used in the production of fireproof paper and salts.

-Sulphamic acid (Sulfamic acid) is most commonly found in cleaning agents used to clean surfaces such as metal and ceramics.

-Sulphamic acid (Sulfamic acid) is used in the production of lime and rust remover.

-Sulphamic acid (Sulfamic acid) is also found in tablets used to clean dentures.

-Sulphamic acid (Sulfamic acid) is used in the production of dyestuffs and pigments.

-Sulphamic acid (Sulfamic acid) is used as a chlorine stabilizer in the paper industry.

-Sulphamic acid (Sulfamic acid) is used in pesticides.

-One of the most well-known applications is their use in synthesizing sweetening compounds.

APPLICATION:

-Pharmaceutical industry

-Sweeteners

-Paint and pigment production

-fire prevention systems

-paper industry

-Nitrate nitrite separator in Brown ring test

-Domestic and industrial cleaner / descaler

-Plating

-Cleaning products

-Corrosion inhibitor and anti-scaling agent

-Pulp and paper

-Bleaching agent

-Electroplating

BENEFITS:

-Technically advanced cleaner and descaler

-Contains a special film forming inhibitor

-Protects mild steel, stainless steel, copper and brass from acid attack

-Contains penetrant/dispersant for enhanced performance

-Dissolves lime scale and other deposits

-Ideal for boiler, calorifiers and heat exchangers

FEATURES:

-Sulphamic acid (Sulfamic acid) is concentrated crystals that mix with water to make a mild, safe to use, acid cleaner

-Removes dried Portland cement, cured grout haze, mortar residue from tile, concrete and masonry rust and mineral deposits including efﬂorescence

-Mild acidic powder formula mixes with water to remove grout haze and mortar residue

PROPERTIES:

-Color: White

-Density: 2.1 g/cm3 (20 °C)

-Form: Powder

-Grade: Reagent Grade Acids

-Incompatible Materials: Oxidizing agents, Reactions with light metals, Alkalis, Chlorine

-Melting Point/Range: 209 °C.205 °C

-Purity Percentage: 99.5

-Purity Details: ≥99.5%

-Solubility in Water: 181.4 g/l (20 °C)

-Vapor Pressure: 0.008 hPa (20 °C)

-pH-Value: 1.5 at 10 g/l (20 °C)

-Storage Temperature: Ambient

TECHNICAL INFORMATION:

-Appearance: Crystalline

-Physical State: Solid

-Solubility: water

-Storage: Store at room temperature

-Melting Point: 215-225° C (dec.)

-Refractive Index: n20/D 1.543

STORAGE:

Store only in original container.
Separated from food and feedstuffs and incompatible materials.
Store in an area without drain or sewer access.

SYNONYM:

Amidosulfonic acid
Aminosulfonic acid
Sulphamic acid
Amidosulfuric acid
Imidosulfonic acid
Sulfamidic acid
Sulfaminic acid
Jumbo
Sulphamidic acid
Aminosulfuric acid
Kyselina sulfaminova
Kyselina amidosulfonova
sulfuramidic acid
NSC 1871
UNII-9NFU33906Q
amidohydroxidodioxidosulfur
H2NSO3H
MFCD00011603
CHEMBL68253
CHEBI:9330
[S(NH2)O2(OH)]
9NFU33906Q
DSSTox_CID_14005
DSSTox_RID_79107
DSSTox_GSID_34005

IUPAC NAME:

Amidosulfonic acid
amidosulfonic acid
Amidosulfonsäur
Amidosulfuric acid
amidosulfuric aci
heptadecanoic acid
Isononyl alcohol
NH2SO3H
Sulfamic Acid
sulfamic acid
Sulfamic acid
sulfamidic acid