SM 4500-P

Phosphorus by Ascorbic Acid

Applicability: SM 4500-P, part of Standard Methods for the Examination of Water and Wastewater, is a method for determining phosphorus in various water and wastewater samples. Specifically, it’s used to analyze different forms of phosphorus, including orthophosphates, condensed phosphates, and organically bound phosphates. The method is versatile and can be applied to drinking water, surface water, and wastewater.

Purpose: The purpose of SM 4500-P is to provide standardized methods for the determination of phosphorus in water and wastewater samples. It outlines procedures for analyzing various forms of phosphorus, including orthophosphates, condensed phosphates, and organically bound phosphates. These methods are crucial for assessing water quality, monitoring environmental conditions, and ensuring effective wastewater treatment.