The Series MP7000 mechanically actuated diaphragm metering pump from Neptune Chemical Pump Company is designed to be a low-flow version of the Series MP7100 metering pump. It is designed to provide reliable and accurate dosing of a wide range of mild to aggressive chemicals, including those used in industrial and municipal water and wastewater treatment and chemical processing. They have capacities to 27 gph at operating pressures up to 235 psi, and include a 10-1 turndown ratio via a micrometer-type knob with a high-contrast, easy-to-read scale. They are also available with a self-loading micrometer that prevents drift, and an automatic speed control with variable-frequency or SCR drive. All models include a standard 63 IEC motor adaptor. 215/699-8700; www.neptune1.com