Chemical Metering Pump Diaphragm Chemical Metering Pump Type Max Flow (gpd) - Pumps 3.00 gpd Max Pressure - Pumps 100 psi Voltage - Pumps 115VAC Max Viscosity - Pumps 300 cP HP - Pumps 1/60 Phase - Pumps 1 Flow Rate Output Control Adjustable Turn Down Ratio - Pumps 10 1 Reproducibility - Pumps +/-5.0 Percent Body Material - Pumps Styrene Acrylonitrile Seals and O-Rings - Pumps CSPE Ball Material - Pumps Ceramic Head and Fitting Material - Pumps PVC Diaphragm Material CSPE