AWWA E200-18 Progressive Cavity Chemical Metering Pumps

This standard provides minimum requirements for progressive cavity chemical metering pumps used with polymers and aggressive chemicals including sodium hypochlorite (NaOCl), ferric chloride (FeCL3), sulfuric acid (H2SO4), hydrochloric acid (HCl), and other strong acids and bases. This standard includes design, materials, application, testing, and delivery of these metering pumps.