Description
Ferrous Ammonium Sulfate, 0.250 N Solution, For COD, APHA is mainly used in the analytical determination of chemical oxygen demand (COD) in water and wastewater. As an APHA certified solution, this item is meets the ASTM D1209 standards and can be used in water and waste water treatment facilities to determine the concentration of dissolved and particulate materials. LabChem manufactured APHA grade products meet the toughest regulatory standards for quality and purity.