Amazon.com: Peristaltic dosing pump 12V Kamoer variable speed small water pump with pump head For Lab chemical experiment,KCP PRO2 Norprene tube:3.2mm×6.4mm,40-210ml/min,with power adapter : Industrial & Scientific
PMP2700 Peristaltic Dosing Pump System - Simply Pumps
Peristaltic Metering Pumps - ProMinent
GROTHEN Timed Dosing Peristaltic Pump Metering Pump Smart Watering Device Amount Timing Control with 5 Meter Hose 160ml/min for Aquarium Laboratory Home Office - Walmart.com
Flex-Pro® A2 Peristaltic Metering Pump by Blue-White - Mullarkey Associates, Inc.