Corrosion inhibitor for acid bath

ALUNION CL-100(A) is a corrosion inhibitor that is added to hydrochloric acid and sulfuric acid to subdue corrosion of steel.


  • A corrosion inhibitor added to hydrochloric acid and sulfuric acid in the pre-process cleaning to subdue corrosion on the steel surface.
  • Prevents hydrogen embrittlement and reduces dissolution of steel, steel material loss and acid decrease during cleaning in acid bath.
  • Prevents formation of acid mist due to low foaming property, leading to improved working environment.
  • Almost no impact on post-processes such as the plating bath and wastewater treatment process.

Product Specifications

Usage conditions (standard)

Concentration 0.5 - 3%

Recommended specifications for hydrochloric acid bath

Acid solution 20 - 50% HCl
CL-100(A) 0.5 - 2%
Time 2 - 10 minutes
Temperature Room temperature


Inquiry about the product

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