

Lab Test Interferences
I tend to go back and forth in my view of just how different industrial wastewater treatment is from municipal treatment. I used to be...
Dec 28, 20234 min read


Chemical Oxygen Demand Testing
For me, always traveling, always working at different sites, having to ship lab equipment and set up under less than ideal conditions, I...
Apr 12, 20214 min read


Increase DO in a Bioreactor with Hydrogen Peroxide & GPS-X Simulation
Introduction Hydrogen peroxide can be used to increase the dissolved oxygen (DO) concentration in an aerobic bioreactor, often referred...
May 25, 20207 min read


BOD, COD, and TOC
The organic strength of wastewater is measured in three ways: 1) as 5-day biochemical oxygen demand (BOD5), 2) chemical oxygen demand...
May 10, 20205 min read


Rules of Thumb—Wastewater Treatment
Some Simple Guides This post provides tips and insights I've come across focused on wastewater treatment topics. A search on Google for...
May 10, 20207 min read


Estimating Organic Content
The following is quoted from W. Wesley Eckenfelder, Jr. in his excellent textbook “Industrial Water Pollution Control”, Third Edition,...
Feb 11, 20191 min read


Testing Equipment
Testing Equipment for Water, Reverse Osmosis, and Wastewater There are several "sets" of laboratory equipment that are critical for...
May 1, 20176 min read