H3nso3 Sulphamic Acid
CAS Number:7446-20-0
EINECS:231-793-3
Chemical formula:H14O11SZn
PACKING:25KG/BAG
Molecular weight:287.58
UN:1759/3077
Xiamen Ditai Chemicals Co., Ltd. is one of the most reliable manufacturers and suppliers of h3nso3 sulphamic acid in China. Welcome to buy high quality chemical products at competitive price from our factory.
SULFAMIC ACID
Sulfamic acid, with the chemical formula H₃NSO₃, is a water-soluble, white crystalline solid widely used in industrial, commercial, and household applications. It is known for its versatility, effectiveness, and relatively safe handling compared to other strong acids.
| Item | Standard | Result |
| Assay≥ | 98.0% | 98.3% |
| ASH ≤ | 0.02% | 0.0055 |
| Mn ≤ | 0.00005% | 0.00002% |
| Fe ≤ | 0.005% | 0.0004% |
| As ≤ | 0.00005% | 0.00002% |
| Cl ≤ | 0.0002% | 0.0001% |
Sulfamic acid is widely used in various industries due to its unique properties:
Descaling: Effectively removes limescale, rust, and mineral deposits from boilers, heat exchangers, cooling towers, and pipelines.
Metal Cleaning: Cleans metal surfaces, including stainless steel, copper, and brass, without causing significant corrosion.
Equipment Maintenance: Used to clean industrial equipment such as tanks, reactors, and condensers.
Bathroom Cleaner: Removes hard water stains, soap scum, and limescale from tiles, sinks, and toilets.
Kitchen Cleaner: Cleans coffee makers, kettles, and dishwashers by dissolving mineral buildup.
Disinfection: Acts as a disinfectant due to its antimicrobial properties.
Textile Industry: Used in dyeing and bleaching processes.
Pool Cleaning: Helps maintain pH balance and removes algae and scale in swimming pools.
Chemical Synthesis: Serves as a raw material in the production of herbicides, dyes, and pharmaceuticals.
Efficiency: Quickly dissolves tough deposits and scales.
Safety: Less corrosive than other strong acids, reducing the risk of damage to surfaces and equipment.
Ease of Use: Can be easily dissolved in water for application.
Cost-Effective: Requires lower concentrations for effective cleaning, reducing overall costs.
Environmentally Friendly: Breaks down into non-toxic byproducts, making it safer for the environment compared to harsher chemicals.
While sulfamic acid is relatively safe, proper handling is essential:
Protective Gear: Wear gloves, goggles, and protective clothing to avoid skin and eye contact.
Ventilation: Use in well-ventilated areas to avoid inhaling fumes.
Storage: Store in a cool, dry place away from incompatible materials (e.g., strong oxidizers).
Dilution: Always add acid to water, not water to acid, to prevent splashing and heat generation.
Dilution: Dissolve the appropriate amount of sulfamic acid in water (concentration depends on the application).
Application: Apply the solution to the surface or equipment using a spray, brush, or soaking method.
Reaction Time: Allow the solution to sit for a few minutes to dissolve deposits.
Rinsing: Rinse thoroughly with water to remove any residue.
Sulfamic acid (H₃NSO₃) is a powerful, versatile, and cost-effective chemical with a wide range of applications. Its balance of effectiveness and safety makes it a preferred choice in both industrial and household settings. By following proper handling and usage guidelines, users can achieve excellent results while minimizing risks to health and the environment.
Whether you're tackling stubborn limescale in your home or maintaining industrial equipment, sulfamic acid is a reliable and efficient solution.








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