Cleaning and Maintenance

Effective cleaning and regular, routine maintenance of ion exchange resins can mean the difference between costly shut-downs and delays and an efficient resin system. Dow's ion exchange experts have compiled the following materials as a guide to cleaning and maintaining your system.

Resin Maintenance Procedures
DOWEX™ Resin Wear-Out Guidelines (18KB PDF)
Resin Sampling Procedure (600KB PDF)

Prevention of Fouling
Understanding Silica Removal by Ion Exchange (20KB PDF)
Preventing Silica Fouling of Weak Base Anion Resins (24KB PDF)
Preventing Biological Growth on Ion Exchange Resins (28KB PDF)

Cleaning Procedures
Procedure for Acid Cleaning of Mixed Bed Resins (17KB PDF)
Brine Cleaning of Anion Resins for Organic Contamination (69KB PDF)
Calcium Contamination on Cation Resins (65KB PDF)
Calcium Contamination on Anion Resins (67KB PDF)
Disinfection for Biofouling (26KB PDF)
Iron Removal from Cation Resins (10KB PDF) [Chinese (240KB PDF)]
Iron Removal from Anion Resins (10KB PDF) [Chinese (217KB PDF)]
Polyelectrolyte Fouling (17KB PDF)
Oil Fouling (17KB PDF)
Layered Bed Anion De-Mixing (17KB PDF)
Regenerant Quality Guidelines (26KB PDF)

Silica Removal:



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