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High-Quality Data Sonde for Unattended Monitoring

Go more places with the EXO2s sonde! The more maneuverable monitoring platform.
 

Multiparameter Water Quality Sonde with 5 sensor ports (including a central wiper port), optional depth sensor, and battery compartment

Handheld multiparameter instrument with multiple cable options

The YSI ProDSS (digital sampling system) handheld multiparameter meter provides extreme flexibility with two main cable options.

The ProQuatro handheld multiparameter meter measures a variety of combinations of dissolved oxygen, conductivity, specific conductance, salinity, resistivity, total dissolved solids (TDS), pH, ORP, pH/ORP combination, ammonium (ammonia), nitrate, chloride and temperature. Also a very powerful lab instrument for BODs, pH and ORP.

Simplify turbidity measurements without compromising data quality!

YSI’s Turb® 750 T benchtop turbidity meter provides accurate and precise measurements up to 1100 FNU/NTU at an affordable price. The turbidity meter complies with EPA 180.

Laboratory instrument for DO/BOD, pH, ORP, and conductivity measurement. EPA approved for drinking water and wastewater compliance reporting. 

Connect digital IDS sensors to the MultiLab 4010-1W for the measurement of DO/BOD, pH, ORP, and conductivity. Data can be conveniently printed from the instrument via the optional integrated printer (4010P-1W).

The pHotoFlex line of colorimeters is the newest addition to YSI's full range of colorimeters. These rugged, waterproof, multiparameter colorimeters are ideal for laboratory and field testing.

Receive 20 free packets of DPD Free Chlorine or DPD Total Chlorine! Get your free samples.