Exchange Deionization

Portable Exchange Deionization Services

Our portable exchange deionization columns (DI columns) utilize nuclear grade mixed bed ion-exchange resins. The regeneration process we use ensures that a consistent and high quality resin is delivered to you every time. We provide you with quality services, like these, at a competitive cost:portable exchange di

  • Column tracking
  • Frequent resin testing
  • Microbiological monitoring
  • Regeneration systems sterilization procedures

We work with you to develop a system that is designed specifically for your needs, and each system's components are determined based on your specific requirements.

DI columns are perfect for the following applications:

  • Electronics
  • Laboratory Pure Water
  • Painting
  • Metal Finishing
  • Printing
  • Boilers
  • Pharmaceutical
  • Make-up Water

We offer the following columns in multiple sizes:

  • Mixed bed
  • Separate bed
  • Activated Carbon (acid washed)
  • Activated Carbon (standard rinsed)


We offer rental or lease programs, which require no capital investment for you. DI columns completely eliminate the need to store or handle chemicals in your facility. The best part is that our experienced service technicians will deliver, install, and maintain the vessels for you, including sanitation and regeneration.

All of our portable exchange deionization columns feature monitoring and process controls:

  • Resisitivity/Conductivity Monitors, Controls, and Alarms
  • Flow Meters
  • Pressure Sensors
  • Silica
  • Total organic Carbon
  • pH
  • Dissolved Oxygen
  • Metals

ProChem is your single-source for the entire DI column system including replacement parts and consumables such as:

  • Cartridge and Bag Filters
  • UV Light bulbs and quartz tubes
  • Activated Carbon Media
  • Calibration Standards

Column Sizes:

Tank Volume (Cuft) Tank Size Estimated Flow Rate Fitting Sizes
0.5 8" X 18" 1.0 gpm 3/8" to 1/2"
1.5 10" X 40" 3.0 to 5.0 gpm 3/4"
3.6 14" X 47" 5.0 to 10 gpm 1"
28 (Jumdo) 35" X 65" 50 to 90 gpm 2" to 3"
42 (Heavy Jumdo) 42" X 72" 100 gpm 2" to 3"