What is Sulfamic Acid CAS 5329-14-6?
Sulfamic acid is an intermediate compound between sulfuric acid and sulfamide and is mostly used as a cleaning agent in various industries. Sulfamic acid is a stable white crystalline non-volatile chemical that can cause serious health issues to humans when consumed directly.
Sulfamic acid crystals (H3NSO3) is a super-efficient agent for descaling, used for cleaning domestic appliances and industrial equipment, and an acidic cleaning agent, mostly on ceramics and metals. In households, it is used as a descaling agent in detergents, cleaners and toilet cleaners for lime scale removal.
| CAS NO | 5329-14-6 | EINECS NO | 226-218-8 |
| Molecular formula | NH2S03H | Purity | 99.5%min |
| Appearance | White Crystalline | Application | Herbicide,fireproof agent, softener, metal cleaning agent |
| Molar mass | 97.09 g/mol | Density | 2.15g/cm3 |
| Solubility in water | 213 g/L (20C) | Melting point | 190 - 225 C |
| Boiling point | decomposes | PH | 1.2 (1% solution @ 20C) |
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What is sulfamic acid crystals used for?
1. Cleaning and Descaling
Industrial Cleaning: sulfamic acid crystal is widely used as a core ingredient in acidic cleaning agents. it acts as a "solid sulfuric acid" with strong descaling power. It effectively removes limescale, rust, and mineral deposits.
2. Paper Industry
Bleaching Assistant: It stabilizes the bleaching solution, prevents decomposition of hydrogen peroxide.
3. Electroplating
Sulfamic acid powder is used in electroplating baths for gold, silver, and gold-silver alloys.
4. Chemical Synthesis
Intermediate for Organic Compounds: It serves as a raw material in the synthesis of various chemicals, including:
- Sweeteners
- Herbicides and pesticides
- Fire retardants and preservatives
where to buy Sulfamic Acid crystals?
It is available on Gneebio's website, you can browse our website to learn about it, send us an inquiry and we will quote you immediately.
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✅ High monthly production capacity
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packaging
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Weight |
Packing |
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<25KG |
By foil-alum bag/pap/bottle |
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≥25kg |
Package: 25kg/drum/bag or as your request |

Shipping
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Shipping Terms |
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By Express |
By Air |
By Sea |
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Suitable for under 50kg Fast: 3-7 days
High cost Door to door service, easy to pick up the goods |
Suitable for more than 50kg Fast: 3-7 days High cost Port to port, professional broker needed |
Suitable for more than 500kg Slow: 7-45 days Low cost Port to port, professional broker needed |
about us
Gneebio is located in Henan Province, China, we have passed the quality system certification, have self-managed import and export rights, and our products are well received by customers.
As a leading global supplier, we deliver certified chemical raw materials compliant with REACH, ROHS, ISO, and other international standards. Our robust monthly production capacity ensures consistent quality and reliable supply for bulk orders.
The company's main products are organic solvents, plasticizers, alcohols, aromatics, ethers, formic acid, acetic acid, epoxy resin curing agent, washing class, water treatment chemicals, and other chemical products.


