Understanding Alkalinity

Knowledge of this principle of wastewater chemistry can help you control your process effectively – and perform well on licensing exams.
Understanding Alkalinity
An operator uses a portable pH meter (Oakton pHTestr 30), buret and magnetic stir plate to titrate a sample to pH 4.5 during an alkalinity test.

In my TPO article last December (“What Exactly Is pH?”), I explained pH in detail, including in-depth descriptions of atoms, atomic structure and molecules. The article’s subtitle mentioned “a look at what acidity and alkalinity mean at the molecular level.”

I didn’t mention...

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