25 Pa. Code § 91.42
Current through Register Vol. 54, No. 45, November 9, 2024
In analyzing sewage, industrial wastes and other substances to determine whether their characteristics meet the requirements of this article, the methods and procedures described in the current edition of Standard Methods for the Examination of Water and Wastewater, Public Health Association, Inc, shall be used.
25 Pa. Code § 91.42