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PH Meters

Price
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rating alitools
categories Clear
474 products
PH4502C PH 0-14 Liquid Detection Regulator Sensor Module Monitoring Control Board Meter Tester+BNC PH Electrode Probe Controller
5.92 − 6.88  $
5 orders / 3 review
High, 90%
3 In1 TDS/Temp/EC Meter TDS&EC Tester 0-9990ppm Conductivity Detector Water Quality Monitor Purity Measure Tool for Pool 20%OFF
2.94 − 7.07  $
5 orders / 2 review
Middle, 85%
ORP-2069 ORP Meter LCD Pen Tester Water Quantity Pool Tester ORP Tester for Hydrogen generator With Backlight 0~±1999mV 40% off
13.87 −   $
5 orders / 1 review
Middle, 82%
PH-98103 Pen Type Ph Meter 0.1 High Precision Digital PH Water Quality Tester Portable Aquarium Acidity Meter ATC
24.91 −   $
5 orders / 1 review
Middle, 78%
Replaceable ORP REDOX Electrode Probe 0 ~ +/- 1999 mV ORP Meter Tester 300cm long Cable with BNC socket
21.15 −   $
5 orders / × review
Low, 36%
high quality 169E ORP/Redox Tester waterproof ORP meter,ORP tester 0~+/-1999mV
20.07 − 22.82  $
5 orders / 1 review
Middle, 79%
Genuine Brand General purpose platinum conductivity electrode sensor probe for measuring general liquids Range 0.01 to 10mS/cm
29.90 −   $
5 orders / 1 review
Low, 17%
PH meter TDS EC Meter Digital LCD Water Testing Tools Pen Purity Filter Hydroponic Portable PPM Water Quality Detector
6.13 − 15.52  $
5 orders / × review
Low, 43%
yieryi Online PH & Salinity Monitor 2 in 1 Tester for Aquarium Pool Spa Seawater Horticultural Water Quality
9.25 − 41.61  $
52 orders / 16 review
Middle, 86%
Yieryi New 7 in 1 PH / TDS / EC / ORP / Seawater Specific Gravity / Salinity / Temperature C-600 PH Meter Water Quality Monitor
29.06 − 31.22  $
5 orders / 2 review
Middle, 78%
3/4 In 1 Soil Ph Meter Tester Soil PH Moisture Testing Temperature Sunlight Intensity Measurement Analysis Acidity Alkali Tool
6.48 − 10.69  $
4 orders / 3 review
High, 87%
100pcs URS-1K Test Strips Ketone Reagent Testing Urine Anti-vc Urinalysis Home Ketosis Tests Analysis Professional Fast Testing
4.45 −   $
4 orders / × review
High, 87%
New PH ORP Redox Controller wifi Output Power Relay Monitor for Aquarium Hydroponics Plant Pool Spa BNC Replaceable probe
106.40 −   $
4 orders / × review
Middle, 79%
Yieryi 7 in 1 PH/TDS/ EC/ORP/Seawater Specific Gravity/Salinity/Temperature C-600 PH Meter with calibration liquid buffer powder
45.60 −   $
4 orders / × review
Middle, 78%
Yieryi 4 in 1 YY-400 PH/ORP/H2&TEM meter digital hydrogen ion concentration tester for aquarium, swimming pool, drinking water
30.07 − 34.35  $
4 orders / 7 review
Middle, 78%
ZD-06 Soil pH & Moisture Tester Meter with 295mm Long Electrode Probe Waterproof Soil Tester Kit Tools for Indoor & Outdoor
14.79 −   $
4 orders / × review
Middle, 81%
3 in 1 PH Tester Soil Water Moisture Light Analized Test Meter Detector Plant Flower PH Meters for Garden / Farm / Lawn
2.22 −   $
4 orders / × review
High, 90%
PH Temperature Transmitter Detection Sensor Module Voltage 0-5V 0-10V 4-20mA RS485 Output
62.99 − 63.72  $
4 orders / 1 review
Middle, 83%
Digital PH Meter 0.0-14.0 PH TDS EC Meter 3 In1 Temperature Tester 0-9000 ppm Water Quality Automatic Monitor Tool 48% off
9.94 − 11.04  $
4 orders / 2 review
Middle, 85%
yieryi New Digital Dissolved Oxygen Meter Portable JPB-70A Dissolved Oxygen Pen Water Quality Tester Dissolved Oxygen Detector
89.60 −   $
4 orders / 2 review
Middle, 79%
1pcs pH Electrode Sensor BNC Connector Probe E-201 pH Composite electrode E-201C New
9.67 −   $
4 orders / × review
Middle, 85%
Portable Digital PH Meter 0.00-14.0 PH Tester TDS&EC Meter Thermometer 0-9999us/cm 0-9999ppm 0.1-80.0degree 3 in 1 Water Monitor
1.33 − 4.64  $
4 orders / × review
High, 88%
Portable Pen ORP Meter Redox Potential Tester Negative Potential Pen Tester ORP Meter with Replaceable Probe
15.51 − 43.60  $
4 orders / × review
Middle, 78%
10pcs/lot Portable Pen Digital TDS meter Water tester Filter Measuring Water Quality Purity Tester the white color 30%OFF
18.55 − 19.00  $
4 orders / 4 review
Middle, 82%
Yieryi 3-in-1 High Accuracy Portable pH/mV/Temp Meter + Replaceable pH & ORP Electrodes + Temperature Probe
668.00 − 2 381.37  $
4 orders / 1 review
Middle, 77%
Liquid PH Value Detection detect Sensor Module Monitoring Control Board For Arduino BNC Electrode Probe Controller
0.64 − 11.97  $
4 orders / × review
High, 88%
Online pH/TEMP/ORP Controller Water Quality Detector Repleaceable BNC Type Probe Water Quality Tester for Aquarium spa pool
89.37 −   $
4 orders / 3 review
Middle, 79%
ORP-3569 ORP Meter 3 in 1 pH ORP TEMP Tester with Backlight Multi-parameter Digital Tri-Meter Water Quality Monitor 40% off
27.48 − 27.68  $
4 orders / 2 review
Middle, 85%
Real Time Online Residual Chlorine Meter Monitor Controller transmitter Relay 4~20mA RS-485 hypochlorous acid HOCL
830.00 −   $
4 orders / 1 review
Low, 17%
yieryi Digital LCD PH Meter Pen Tester Accuracy 0.1 Aquarium Pool Water Wine Urine Automatic Calibration
7.50 − 7.99  $
4 orders / × review
Middle, 86%
Titanium tube evaporator, heat and cold exchanger, shell and tube evaporator. 0.5HP.
215.25 −   $
4 orders / × review
Middle, 74%
EU Plug Electrolyzer Quick Water Quality Testing Electrolysis Iron Bars TDS Tester
3.65 −   $
3 orders / 1 review
Middle, 67%
2in1 Digitial Online PH Salinity Monitor pH Salt Level Tester for Fish Aquarium Pool Spa Seawater Water Quality Checker 24hours
103.59 − 414.66  $
3 orders / × review
Middle, 83%
PH Test Meter Measure Calibration Solution PH Buffer Powder 4.01/6.86/9.18
0.32 −   $
3 orders / × review
Middle, 82%
TDS-M2 Portable Digital Water Analyzer Purity Tester Pen Hydroponics TDS Meter Electric Waterproof Lab Detection Measuring Tool
4.44 −   $
3 orders / 1 review
Middle, 86%
Portable Pen TDS Meter Digital Water Meter Filter Measuring Water Quality Purity Tester Measurement Tool
0.19 − 1.26  $
3 orders / 1 review
High, 88%
yieryi EC-315 Multi-purpose Soil EC Tester Waterproof soil meter 0.00-4.00ms/cm for lab aquarium soil
28.09 −   $
3 orders / 3 review
Middle, 86%
Yieryi 7 In 1 PH/TDS/EC/ORP/S.G/salinity/TEMP Water Quality Tester with A Complete Set of Calibration Liquid Buffer Powder
49.04 − 50.35  $
3 orders / × review
Middle, 77%
Soil Tester,Ph Meter Digital Ph Meters Portable LCD Acidity Soil Ph Meter Soil Moisture Tester Ph-98103 for Agriculture Food
21.43 −   $
3 orders / 1 review
Middle, 81%
2 in 1 Multi-parameter Water ph Monitor Water Quality test TDS tester Acidometer for Aquarium 30%off
25.88 − 29.50  $
3 orders / 3 review
Middle, 82%
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