Sulphamic Acid

Sulphamic Acid, H3NSO3, a widely used de-scaling and cleaning agent.

CAS number

  • 5329-14-6

Typical Uses

  • This colourless, water-soluble compound is a precursor to many sweet-tasting compounds. 
  • Commonly used as a de-scaler and ceramic/metal cleaning agent and in dye manufacturing. 
  • Used as a catalyst for esterification process, it gives sodium cyclamate, an artificial sweetener.

Other names

Aminosulphonic Acid; Sulphamidic Acid


  • White crystalline powder, colourless in solution. 
  • Preferable to hydrochloric acid in household use, as when mixed with bleach-based products it does not form chlorine gas, which would occur with most common acids.

Packaging Type

  • Bag

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