TPS
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TPS WP82Y with 3 metre cable & YSI DO2 sensor
Electrochemical
TPS WP82Y with 5 metre cable & YSI DO2 sensor
Electrochemical
TPS WP91 with 3 metre cable & YSI DO2 sensor & pH sensors
Electrochemical
TPS WP91 with 5 metre cable & YSI DO2 sensor & pH sensors
Electrochemical