Process Water pH Control


Discover a safer, more productive solution.

As the nation’s leading supplier of carbon dioxide and other gases, Airgas, an Air Liquide company, has been providing industrial water treatment solutions for decades.

We can help you effectively treat your process-water with CO2 so you can recycle it—and save even more money—or properly discharge it. Our service helps you meet EPA limits for pH and Total Suspended Solids (TSS). Our process expertise helps you:

  • Lower costs
  • Improve operations
  • Increase worker safety

Replace harmful acids with clean CO2

  • Lower water treatment costs compared to mineral acids
  • Improve plant safety
  • Lower maintenance costs
  • Eliminate on-site acid handling and storage
  • Improve treatment system stability
  • Minimize your investment in equipment capital

One source for the complete solution

With years of experience and extensive resources, Airgas is your one-source supplier for complete process-water control. From system design and piping to flow controls and CO2 storage, Airgas engineers the right solutions.

Our broad offering includes:

  • Turnkey pH control systems—engineering/design, installation, testing, commissioning and on-going service
  • All hardware—flowtrain, control panel, pH measuring equipment
  • Training—operations and safety