

The Aqua TROLL 500 and Aqua TROLL 600 sondes from In-Situ offer industry-leading water quality monitoring with powerful, customizable sensor configurations and real-time data capabilities. Built for both short and long-term deployments in groundwater, surface water, and coastal environments, these instruments deliver reliable performance in a compact, corrosion-resistant design.
Key Features:
Aqua TROLL 500
Aqua TROLL 600
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