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Apera InstrumentsSX620 pH Pen Tester Kit with 0.01 pH Accuracy, 3-Point Auto. Calibration, ATC
SAR 438
Apera InstrumentsPremium Line ORP60 Pocket ORP Tester Kit, Replaceable Probe, 1 mV/±0.2% F.S Accuracy, ±1000 mV Range
SAR 635
Apera Instruments Value Series Salt20 Salinity Tester Kit (AI214)
SAR 324
Apera Instruments PC800 Benchtop pH/Conductivity/TDS/Salinity/Resistivity/Temp. Multiparameter Meter Kit, 0.01 pH/1% F.S Accuracy AI523
SAR 3687
APERA INSTRUMENTS AI316 Premium Series PC60 5-in-1 Waterproof pH/EC (Conductivity) /TDS (ppm) /Salinity (ppt) /Temp. Multi-Parameter Pocket Tester Kit
SAR 707
Apera InstrumentsAI311 Premium Series PH60 Waterproof pH Pocket Tester Kit, Replaceable Probe, ±0.01 pH Accuracy
SAR 629
Apera InstrumentsLLC-AI3719 PC60-Z Bluetooth Multi-Parameter Smart Tester Powered by ZenTest Mobile App, Measuring pH/Conductivity/TDS/Salinity/Resistivity/Temp.
SAR 914
Apera Instruments AI1113 pH Calibration Buffer Solution Kit (7.00, 4.00), 8 oz. Each
SAR 172
Apera Instruments 3M KCL Storage Soaking Solution (8 oz.) for pH and ORP Electrodes
SAR 141
Apera Instruments YD300 Portable Water Hardness (CA2+ and MG2+) Meter Kit, Simple and Quick Electrode Testing Method with The Same Accuracy of EDTA
SAR 7
Apera Instruments, LLC-AI1104 16oz. pH Calibration Buffer Solution Kit (pH 4.00, 7.00 & 10.01), plus 3M KCL Storage Solution and CalBox
SAR 283
Apera Instruments201-C Combination pH Electrode, BNC Connector, Polycarbonate-Body (AI1301)
SAR 189
APERA INSTRUMENTS AI209-T Value Series PH20 pH Tester Combo Kit, including the Maintenance Set, and a CalPod Solution Holder for Easy Calibration
SAR 497
Apera Instruments, LLC-AI501 PH700 Benchtop Lab pH Meter, 0.01 pH Accuracy, 1-3 Points Auto Calibration, 3-in-1 pH/Temp. Electrode
SAR 1412
Apera Instruments Conductivity calibration solution 1413 μS/cm, AI1130
SAR 102
Apera Instruments pH Calibration Solution 7.00 (250ml)
SAR 95
Apera Instruments, LLC-AI314 Premium Series EC60 Waterproof Conductivity Pocket Tester Kit, ±1% F.S Accuracy, Easy Switch of EC/TDS/Salinity, Replaceable Probe
SAR 557
Apera InstrumentsAI213 Value Series TDS20 Waterproof TDS Pocket Tester kit, Accuracy: ±1% F.S, 2-Point Auto. Calibration
SAR 315
Apera Instruments3M KCL Storage Soaking Solution (8 oz.) for pH and ORP Electrodes
SAR 104
