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Pollardwater 400 mV ORP Standard 500 mL
37.5
YSI EcoSense® Replacement Electrode Kit in Grey for EcoSense PH10A Meter
67.0
Lamotte Optional Weighted Stand and Sample Cup for 1740KIT, 1740, 741 and 1742 Tracers
32.2
Oakton Instruments Electrode Cleaning Solution 500 mL
18.75
Industrial Test Systems pH Test Strips (Pack of 50)
10.95
Thermo Fisher Scientific Orion™ 475ml 100 PPM Ammonia Nitrogen Standard for Orion Ammonia Ion Selective Electrode
103.24
Thermo Fisher Scientific Orion™ 475ml Sulfide Anti-Oxidant Buffer Solution for Orion Ion Selective Electrode 4 Pack
430.49
Thermo Fisher Scientific Orion™ Carrying Case for Orion Star A Series Portable Meters
198.31
YSI Pro Series Ammonium In-Sink-Erator Electrode for Professional Plus Multiparameter Meter
329.75
Thermo Fisher Scientific Orion™ 475ml Ammonia pH Buffer Solution for Orion Ion Selective Electrode
149.36
Thermo Fisher Scientific Orion™ High Performance Ammonia Electrode for Orion Any pH Meter with BNC Connector and Concentration Mode
1109.21
YSI TruLine 500ml Fluoride Ionic Strength Adjustor Solution
74.98
YSI Replacement Module for ProDSS pH 626903 Sensor
204.0
Thermo Fisher Scientific Orion™ 475ml 100 PPM Standard Chlorine for Orion Chloride Ion Selective Electrode
133.99
YSI TruLine 60ml Ammonia Replacement Membrane Module
149.97
Oakton Instruments pH 700 Benchtop Meter Kit
1027.0
Thermo Fisher Scientific Orion™ 50ml Iodide Reagent Residual Chlorine for Orion Ion Selective Electrode
154.84
Thermo Fisher Scientific Orion™ Membrane for Orion 9512HPBNWP Gas-Sensing Ion Selective Electrode
185.99
Thermo Fisher Scientific Orion™ Star AA Battery Powered Benchtop Meter Kit
2450.0
Thermo Fisher Scientific Orion™ 475ml Acid Reagent for Orion 9770BN Ion Selective Electrode
132.89