Between a Rock and a Hard Place   Water Quality Products September 2007   By Jerry Horner
Consumers continue to demand soft water as water softeners face opposition from municipalities
PDF Version

Certification of Regenerated Media   Water Quality Products July 2007   By Tina Fischer
The WQA offers insight to the controversy of regenerated media
PDF Version

Resin Regeneration Fundamentals   Water Quality Products April 2006   By Frank DeSilva
Regeneration procedures and guidelines for softeners and two-bed deionizers

Chromate   Water Quality Products December 2005   Frank DeSilva
The Boomsnub site in the state of Washington was listed as a Superfund site in 1995. The site consists of two parcels of land, which previously contained two unrelated businesses that contributed separately to contamination of soil and groundwater.

Know Your Bottled Water Regulations   Water Quality Products August 2002   Joseph K. Doss, International Bottled Water Association
The International Bottled Water Association (IBWA) tracks and takes action on a number of relevant issues. The goal is to ensure fair and equitable treatment of bottled water companies and to help the industry continue to deliver safe, high-quality bottled water products to a thirsty consumer market. In 2001, IBWA was engaged on both the federal and state legislative fronts, working hard to represent the bottled water industry and seeking the adoption of sensible, effective laws and regulations.
PDF Version

Good Housekeeping in the Portable Exchange Regeneration Plant   Water Quality Products April 2002   Frank DeSilva, ResinTech, Inc.DeSilva, ResinTech, Inc
As a portable exchange business grows, new accounts may include users of ultrapure water. (Ultrapure water generally refers to water with a resistivity greater than 15 megohm.) These users may require documentation and procedures that the dealer may not be accustomed to providing. This article will describe some of the requirements that many high tech customers may ask their supplier of ultrapure water to provide.
PDF Version

Controlling Mechanisms of Contaminant Ion Leakage in Condensate Polishing Systems   Water Quality Products September 2001   Stephen W. Najmy, The Dow Chemical Co.
Extracting the maximum benefit from condensate polishing systems continues to be a top priority among many electric utility plants. With cost reduction pressures and increasing water quality standards, owners and operators continue to evaluate the resin handling procedures that affect corrosion product transport and contaminant ion impurity levels.
PDF Version

Liquid Regeneration of Spent Activated Carbons   Water Quality Products March 2000   Henry G. Nowicki
New liquid phase-based processes to regenerate spent AC have been conducted. Two liquid processes, competitive adsorbate displacement and supercritical fluid (SCF) regeneration, will be discussed.

Improving the Quality of Deionizers   Water Quality Products March 2000   Jim Sabzali and C.F. Chubb Michaud
Though both the cation and the anion resin are responsible for the quality of a deionization (DI) system effluent, it is the cation resin that is the big contributor to leakage.

Activated Carbon Regeneration, Part 2   Water Quality Products April 1998   Henry G. Nowicki, Ph.D.
Conclusion of Activated Carbon Regeneration