ISBN-13: 9781575040127 / Angielski / Twarda / 1996 / 135 str.
ISBN-13: 9781575040127 / Angielski / Twarda / 1996 / 135 str.
A manual written for wastewater treatment plant operators providing test methods, quality control procedures, and guides to performing calculations. The volume includes an overview of general laboratory procedures and specific EPA approved methods in the areas of solids, dissolved oxygen, phosphorus