As power plants across the country plan to close ash ponds, the first discharge limit to consider is pH. National standards require all wastewater discharges to comply with a pH between 6 and 9 ...

There are a multitude of available test procedures and methods for water and wastewater treatment operators. They range from colorimetric, titrimetric, electrometric (meter & probe), turbimetric, ...

A Standard Test Method is a conclusive procedure that yields a test result. So as to achieve accurate and relevant test results, a standard test method is definite, unambiguous, and experimentally ...