Yellow Springs Instrument (YSI)

YSI™ Zobell ORP Calibration Solution

For calibrating ORP/Redox on several YSI instruments

YSI™ Self-stirring BOD Probes for Models 5000 and 5100

Plug-in probes for more convenient functioning.

YSI™ MultiLab Line Benchtop IDS Conductivity Sensors

Sensors maintain their calibration data and prevent recalibration

YSI™ 900 Chlorine Colorimeter

For the measurement of Total chlorine or Free chlorine in field or lab

YSI™ 60520 Pro Series DO Cable

Compatible with the YSI Pro Plus or Pro20 handhelds

YSI™ MultiLab Line Benchtop Laboratory Instruments

For accurate pH, ORP, conductivity and BOD measurements in lab

YSI™ Ammonium Calibration Solutions

Extremely accurate calibration solutions to calibrate field instruments equipped with ammonium ISE sensors

YSI™ 605790 Pro Plus Quatro Cable

Measure conductivity/temperature, dissolved oxygen and any two ISEs among pH, ORP, ammonium, nitrate or chloride

YSI™ 6051020 Pro Series ISE/DO Cable

Cable for Pro Plus DO/pH/temperature meters

YSI™ TITRONIC™ 500 Piston Burette

The TITRONIC™ 500 is a motor-driven piston burette for manual titration and at the same time a highly precise dosing device for all dosing liquids, solvents and titrants. The TITRONIC™ 500 can be operated as a stand-alone device, controlled by a PC / software or a titrator.

YSI™ ODO Sensor Cap for ProODO Optical Dissolved Oxygen Meter

Sensor cap for use with YSI ProODO Handheld Optical Dissolved Oxygen Meter (Cat. No. 14-660-204).

SI Analytics™ Electrolyte Solution

Supplied in a 250 mL DURAN™ Bottle

YSI™ TruLine pH Combination Electrode with Refillable Liquid Reference System, pH 17

Platinum single junction, combination benchtop electrode.

YSI™ Sample Cuvette for 900 Chlorine Colorimeter

For use with 900 chlorine colorimeter.

YSI™ Model 5239 Field Oxygen/Temperature Probe with Cable

Tough probe to accompany portable DO field-testers

YSI™ Cable Wieght

Attaches to all Pro Series single parameter cables and the multiparameter Quatro cable.

YSI™ 2002 Pro Series Replacement Galvanic DO Sensor

User-replaceable dissolved oxygen sensor

YSI™ Professional Series DO, ODO and DO/Conductivity Meters

Compact, handheld instruments provide user-selectable cable lengths and probe options.