Gravity: Analog Dissolved Oxygen Sensor Kit | Galvanic Probe, No Polarization | DO Meter…

The University of Virginia awarded contract A207_PO-0456601 to Amazon Capital Services, Inc. on July 9, 2026, for the procurement of specialized laboratory equipment. The contract, valued at $159, covers the delivery of a Gravity Analog Dissolved Oxygen Sensor Kit featuring a galvanic probe with no polarization capability. The equipment is designed to function with Arduino, ESP32, and Raspberry Pi microcontroller platforms and operates within a measurement range of 0-20 milligrams per liter (mg/L) on a 3.3 volts to 5 volts direct current power supply.

The dissolved oxygen monitoring device is intended to support water quality assessment applications, including aquaculture and Internet of Things (IoT) monitoring systems. One unit was ordered and is to be delivered to Mary Grachus Harp at the University of Virginia in Virginia. The contract represents a routine equipment procurement transaction consistent with the university's operational needs for environmental and aquatic monitoring capabilities.