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Multiparameter Meters


Displaying 21 to 40 (of 53 products)

Pool Salt pH Tester Upgrade pH and ORP Meter Accurate Consistent Pool Water for pH, Salinity, ORP, TDS, EC, Temp Tester pH PPM and EC Tester for Hydroponics, Aquariums, Pool, Spa

$33.99

$ 17 .99 $17.99

4.5
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TDS Meter, 3 in 1 TDS, EC & Temperature Meter, Drinking Water PPM Meter, Digital Water Testing kits, no Installation Needed

$9.99

$ 4 .99 $4.99

4.8
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Myron L RPG Replacement pH Sensor for Multiparameter Meters

$199.40

$ 80 .99 $80.99

4.9
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Apera Instruments WS200 Fluoride/pH/Conductivity 7-in-1 Portable Meter Kit

$593.49

$ 99 .00 $99.00

4.4
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Myron L-575445 UltraPen PT3 UltraPen ORP and Temperature Pen

$255.79

$ 99 .00 $99.00

4.8
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3-in-1 Multifunctional Water Testing Kits for Drinking Water and Pool - Accurate Digital TDS, Temp, EC Meter Water Tester

$8.99

$ 4 .99 $4.99

4.6
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APERA INSTRUMENTS AI316 Premium Series PC60 5-in-1 Waterproof pH/EC (Conductivity) /TDS (ppm) /Salinity (ppt) /Temp. Multi-Parameter Pocket Tester Kit

$144.01

$ 63 .99 $63.99

4.5
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HM Digital 716137 Hydromaster Portable, Gray

$168.84

$ 80 .99 $80.99

5.0
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pH Salt Tester for Swimming Pool Salinity Tester pH Meter Upgrade Simultaneous Display TDS EC PPM Meter for Hydroponics Salt Meter for Aquarium Fish Tank Saltwater Hot Tub Spa

$28.99

$ 12 .99 $12.99

4.7
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Bluelab Combo Meter for pH, Temperature & Conductivity in Water - Easy Calibration, Digital EC/TDS/PPM Tester for Hydroponics & Indoor Plants (METCOM)

$249.99

$ 98 .99 $98.99

5.0
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pH/EC Conductivity Meter with ATC Water Quality Tester 0.0-14.0pH / 0~19.99ms/cm Aquarium, Hydroponics Tool

$46.99

$ 24 .99 $24.99

5.0
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REED Instruments R6200-NIST WBGT Heat Stress Meter,

$175.20

$ 74 .99 $74.99

4.9
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TDS Meter, 6 in 1Digital Water Tester,COD/TOC/TDS/UV275/EC/Temp Water Quality Tester for Drinking Water, Well, Tap, Purified etc.

$46.99

$ 23 .99 $23.99

4.9
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6-in-1 Water Quality Tester - TOC UV275 EC TDS COD Temperature Meter Drinking Water Quality Meter with Intelligent Scoring with ATC for Drinking Water, Well, Tap, Purified, Groundwater, Lab

$39.99

$ 17 .99 $17.99

4.6
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Apera Instruments PC910 Benchtop Dual-Channel pH/Conductivity Meter Kit with LabSen 211 Refillable Glass pH Electrode

$567.00

$ 99 .00 $99.00

4.4
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Cole-Parmer 22014 Psychrometer, 10 to 120F, 10 to 100% RH/

$249.00

$ 99 .00 $99.00

4.7
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HM Digital Commerical In-Line Dual TDS Monitor

$38.59

$ 16 .99 $16.99

4.9
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HANNA HI9813-6N Waterproof pH/EC/TDS Meter Probe

$279.00

$ 99 .00 $99.00

4.7
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UIUZAMR pH Meter for Hydroponics PPM EC Meter for Water Hydroponics Simultaneously Display Tester for Plant Nutrients pH Conductivity Meter for Reservoir Tank Hydroponic Water System

$27.99

$ 12 .99 $12.99

4.9
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4-in-1 Accurate and Reliable, Digital TDS Meter EC Meter Temp (°C,°F) Meter 0-9990ppm, Professional Water Quality Tester for Drinking Water, RO/DI System, Aquariums etc

$14.97

$ 6 .99 $6.99

4.5
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Displaying 21 to 40 (of 53 products)