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Sulfamic Acid for Descaling – Buy from Trusted China Suppliers and Factory for Effective Cleaning Solutions
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Sulfamic Acid for Descaling – Buy from Trusted China Suppliers and Factory for Effective Cleaning Solutions

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  • Name Sulfamic Acid; Aminosulfonic Acid
  • Molecular Formula NH2SO3H
  • Appearance White crystalline solid
  • CAS No. 5329-14-6
  • Application As a cleaning agent, a precursor to sweet-tasting compounds, etc.
  • Package 25kg plastic bag, 500kg big bag, 1000kg big bag
  • Sample Available

Product Description

Sulfamic Acid, with the chemical formula NH2SO3H, is a white crystal. It is also known by other names, including sulfamidic acid, sulphamic acid, amidosulfonic acid, amidosulfuric acid and aminosulfonic acid. Sulfamic Acid crystallizes into a stable, non-hygroscopic solid, making it easy to handle and store.

Chemical and Physical Properties

Product Name: Sulfamic Acid
Chemical Name: Aminosulfonic Acid
Molecular Formula: NH2SO3H
Appearance: White crystalline solid
Odor: No odor
Content (%): 99.5 MIN
Sulfate (%): 0.04 MAX
Moisture (%): 0.1 MAX
Fe (%): 0.005 MAX
Water insoluble matter (%): 0.02 MAX
CAS Number: 5329-14-6

Sulfamic Acid is known for its high stability under normal storage conditions and minimal moisture absorption. It remains effective even after long periods of storage, provided it is kept dry and protected from high humidity.

Applications

The versatility of sulfamic acid allows it to be widely used in various industries. Some of the key applications include:

1. Descaling and Cleaning Agent: Sulfamic acid is widely used as a descaling agent for removing rust, limescale, and other mineral deposits from industrial equipment, boilers, and household appliances like coffee machines and kettles. Its non-volatile nature and ability to produce minimal fumes make it a preferred choice over hydrochloric acid and other stronger acids for such purposes.

2. Dyes & Pigments Industry: Sulfamic acid has a wide range of applications in dyes and pigments industry, such as as a elimination agent of excess nitrite in diazotization reaction, a color fixing agent for textile dyeing, and the formation of a fire protection layer on textiles.

3. Bleaching Agent in Pulp & Paper Industry: In the paper and pulp industry, sulfamic acid is used as a bleaching agent. It helps in breaking down lignin, facilitating the bleaching process, and ensuring a brighter end product without compromising the fiber integrity.

4. In addition to the main applications mentioned above, sulfamic acid also has a wide range of applications in sweeteners, new herbicides, flame retardants, catalysts and chlorine stabilizers.

Storage

1. Storage

  • Store in original containers.
  • Keep containers securely sealed.
  • Store in a cool, dry, well-ventilated area.
  • Store away from incompatible materials and foodstuff containers.
  • Keep away from ignition sources, heat and flame.
  • Protect containers against physical damage and check regularly for leaks.
  • Observe manufacturer's storing and handling recommendations.

2. Suitable Container

Multiply paper bag with sealed plastic liner or heavy gauge plastic bag.

NOTE: Bags should be stacked, blocked, interlocked, and limited in height so that they are stable and secure against sliding or collapse. Check that all containers are clearly labeled and free from leaks. Packing as recommended by manufacturer.

3. Storage Incompatibility

  • Segregate from alkalies, oxidising agents and chemicals readily decomposed by acids, i.e. cyanides, sulfides, carbonates.
  • Keep dry.
  • Segregate from combustible materials.
  • DO NOT use aluminium, galvanised or tin-plated containers.

Handling

  • Avoid generating and breathing dust and limit all unnecessary personal contact.
  • Wear protective clothing when risk of exposure occurs.
  • Use in a well-ventilated area.
  • Avoid contact with incompatible materials.
  • When handling, DO NOT eat, drink or smoke.
  • Keep containers securely sealed when not in use. And avoid physical damage to containers.
  • Always wash hands with soap and water after handling.
  • Observe manufacturer's storing and handling recommendations.

Frequently Asked Questions

What is Sulfamic Acid and what are its synonyms?
Sulfamic Acid (chemical formula NH2SO3H) is a stable, non-hygroscopic white crystal. It is also commonly known as sulfamidic acid, sulphamic acid, amidosulfonic acid, amidosulfuric acid, and aminosulfonic acid.
What are the key chemical specifications of Sulfamic Acid?
Our Sulfamic Acid has a purity content of 99.5% MIN, maximum sulfate content of 0.04% MAX, moisture content of 0.1% MAX, iron (Fe) content of 0.005% MAX, and water-insoluble matter of 0.02% MAX. Its CAS Registry Number is 5329-14-6.
Why is Sulfamic Acid preferred for descaling and cleaning?
Sulfamic Acid is highly effective at removing rust, limescale, and mineral deposits from industrial boilers, equipment, and household appliances. Its non-volatile nature and minimal fume emission make it a safer and preferred choice over stronger acids like hydrochloric acid.
What are the main industrial applications of Sulfamic Acid?
Apart from cleaning and descaling, it is used in the dyes and pigments industry as an excess nitrite elimination agent and color fixer, in the pulp and paper industry as a bleaching agent, and in sweeteners, herbicides, flame retardants, catalysts, and chlorine stabilizers.
How should Sulfamic Acid be stored safely?
It should be stored in dry, cool, well-ventilated areas in securely sealed original containers (such as multiply paper bags with plastic liners). Keep it away from heat, ignition sources, foodstuff, and incompatible substances like alkalies, oxidizing agents, cyanides, sulfides, and carbonates.
What materials are incompatible with Sulfamic Acid packaging?
Do not use aluminum, galvanized, or tin-plated containers for storing Sulfamic Acid, as these metals are incompatible with the acid and can lead to damage or hazardous reactions.