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OAKTON EcoTestr pH 2+ Pocket pH Meter

$ 58.2 $ 34.92

Bluelab Pengtb Grower'S Toolbox With Ph Pen -READ DESCRIPTION

$ 79.19 $ 47.51

Soil Moisture Sensors Capacitive Wide Voltage Anti-Corrosion Arduino Sensors

$ 6.2 $ 3.72

Luster Leaf Digital Stainless Steel Soil Meter

$ 10.83 $ 6.49

pH/EC Conductivity Meter with ATC Water Quality Tester 0.0-14.0pH / 0~19.99ms

$ 61.59 $ 36.95

Apera Instruments AI209 PH20 Value Waterproof pH Pocket Tester, ±0.1 pH 0-14.0

$ 51.35 $ 30.81

Digital LCD TDS&EC Meter pH Tester Aquarium Hydroponic Water Monitor Soil Test

$ 7.55 $ 4.53

Digital Tester PH TDS&EC Meter Water Quality Monitor Pool Aquarium Hydroponic

$ 8.17 $ 4.9

john deere moisture check plus

$ 110 $ 66

RAPITEST 3 in 1 DIGITAL pH, FERTILITY, THERMOMETER SOIL GARDEN PLANT TEST TESTER

$ 28.99 $ 17.39

Large Tubular Soil Sampler

$ 33.39 $ 20.03

PC101 PH Meter Water Quality PH CL2 Chlorine Tester Level Meter fo Swimming Pool

$ 19.35 $ 11.61

PH Meter Digital TDS Meter EC&Temperature Water Quality Tester for Drinking,Pool

$ 4.39 $ 2.63

4 in 1 PH Tester Soil Water Moisture Light Test Meter for Garden Plant Seeding

$ 14.82 $ 8.89

Digital Ph Meter TDS Tester Aquarium Pool Hydroponic Water Monitor 0-9999 PPM

$ 3.42 $ 2.05

SJ Wave 16-in-1 Water Test Kit

$ 13.2 $ 7.91

1Pc Prime Sturdy Durable Practical Measuring Tool Soil Thermometer

$ 12.8 $ 7.68

Rapitest 4 Way Garden Soil PH Temp Fertility UV Meter Analyzer NEW 1880 Tester

$ 22.79 $ 13.67

Apera Instruments AI311 Premium Series PH60 Waterproof pH Pocket Tester Kit

$ 70.4 $ 42.24

Milwaukee MW101 Smart Portable pH Tester/Meter

$ 97.63 $ 58.58

Nupla 6894326 Non-Conductive Soil Probe, 48 In

$ 25.12 $ 15.07

3 in1 Flowers Plant Soil PH Tester Moisture Light Meter hydroponics Analyzer

$ 6.96 $ 4.17

Priced to sell.phin smart water care for pools and hot tubs wifi enabled

$ 175.99 $ 105.59

NEW SEYMOUR MFG. STR-SP48 48" FIBERGLASS HANDLE METAL TIP SOIL DIRT PROBE TOOL

$ 21.11 $ 12.66

1Pc Prime Practical Waterproof Thermometer Measuring Tool Thermometer

$ 12.8 $ 7.68

Waterproof Redox Meter ORP Tester Pen type Water Quality Monitor -1999 to 1999mV

$ 26.4 $ 15.83

6 in 1 pH/RH/EC/CF/TDS/TEMP Water Quality Testing Meter Digital LCD

$ 65.95 $ 39.57

pH Meter - Authentic HM Digital pH 80 pH and Temperature Meter

$ 32.34 $ 19.4

TDS Meter/Monitor - Authentic HM Digital DM-1 Inline Dual Channel TDS Monitor

$ 22.83 $ 13.7

Digital PH Meter LCD PH Measurement Industrial PH Controller pH (0–14 pH)

$ 73.92 $ 44.35

On-line Digital pH Monitor Electrode PH-110 Industrial PH Controller Meter USA

$ 74.4 $ 44.64

intelligent LCD Digital PH Meter Desktop Digital Tester Industrial PH Controller

$ 74.8 $ 44.88

Industrial PH Meter Sewage Measurement Control Machine Digital Monitor Sensor US

$ 74.4 $ 44.64

PH-110 Original Online Industrial PH Controller PH Meter Monitor Digital New

$ 74.5 $ 44.7

2 in 1 Digital pH Controller Tester Monitor Sensor 0–14 pH -1900-+1900 mV

$ 78.44 $ 47.06

Industrial PH Controller PH meter Meter Monitor Sensor Digital 1mV 0.02pH US

$ 74.4 $ 44.64

NEW Industrial PH Controller PH meter Meter Monitor Sensor Digital 0.02pH US

$ 74.46 $ 44.67

Intelligent Industrial PH Controller Meter Monitor Digital 0.02pH 1mv Accuracy

$ 74.4 $ 44.64

PH-110 Industrial PH Meter on-line Digital pH Controller Monitor Electrode USA

$ 74.42 $ 44.65

Industrial PH Meter PH Controller PH Measurement (0–14 pH) Chemical Industry US

$ 74.58 $ 44.74

Industrial PH-110 Controller PH Meter Tester Monitor Sensor Digital 0.02pH 1mV

$ 74.4 $ 44.64

TDS EC Meter & Temperature for Drinking/RO/DI Water,Digital Water Quality Tester

$ 3.51 $ 2.1

digital PH meter the Soil ph Meter PH tester SmartSensor AS218 0.00~14.00pH

$ 89.71 $ 53.82

Industrial PH-110 Controller PH Meter Meter Monitor Sensor Digital 0.02pH 1mV

$ 74.4 $ 44.64

LED Economy Portable Meter industrial PH Tester Controller Monitor Sensor

$ 74.46 $ 44.67

NEW On-line Digital Monitor Electrode PH-110 Industrial PH Controller Meter SALE

$ 73.62 $ 44.17

Industrial PH Controller Meter Meter Monitor Sensor Digital AC 110V±10% 60Hz

$ 74.46 $ 44.67

110V Industrial PH Controller Meter Monitor Sensor Digital Alarm PH Meter

$ 69.56 $ 41.73

NEW PH-110 Industrial PH Meter online Digital pH Controller Monitor Electrode US

$ 65.13 $ 39.08

Industrial PH Controller PH Meter Meter Monitor Sensor Digital 0.02pH 1mV

$ 78.32 $ 46.99

Soil Moisture Meter Water Sensor Monitor for Plant Crop Flower Vegetable HOT

$ 7.2 $ 4.32

Rapitest Digital 3 Way Analyzer

$ 13.2 $ 7.91

3 in1 Soil Tester Water PH Moisture Light Test Meter Kit For Garden Plant Flower

$ 7.84 $ 4.7

Kelway Soil pHD Soil Acidity Test

$ 91.08 $ 54.64

Handheld Water Quality Hardness Purity Meter Digital LCD 0-9990PPM TDS US

$ 5.79 $ 3.47

MEDIDOR DE PH LIQUIDO (10ml) (2 unidades)

$ 10.54 $ 6.32

3 in1 Soil Tester Water PH Moisture Light Test Meter Kit For Garden Plant Flower

$ 7.38 $ 4.42

Bluelab PENPH pH Pen Fully Waterproof Pocket Tester, Easy Calibration, Double

$ 78.7 $ 47.22

Clorox Pool&Spa 12105CLX pH Down

$ 18.4 $ 11.04

Bluelab Ph pen & Conductivity pen

$ 26.4 $ 15.83

1pc Soil Thermometer Extended Probe Temperature Tool Compost Thermometer

$ 13.04 $ 7.82

Soil Probe

$ 31.68 $ 19

Digital Ph Meter Tester Kit, High Accuracy Pocket Size Ph Meter For Water, Digit

$ 18.47 $ 11.08

Apera Instruments AI209 Value Series PH20 Waterproof pH Tester Kit, Great Cond.

$ 35.19 $ 21.11

HM Digital TDS-EZ Water Quality Tester

$ 13.02 $ 7.81

Milwaukee MC120 pH monitor

$ 87.99 $ 52.79

TDS Meter Digital 5in1 LCD Tester Water Purity PPM Filter PH CF Temp Hydroponic

$ 69.43 $ 41.65

IPPINKA Sustee Aquameter, Bundle of 12, House Plant Soil Moisture Meter, Best fo

$ 91.93 $ 55.16

IPPINKA Sustee Aquameter, Bundle of 12, House Plant Soil Moisture Meter, Best fo

$ 91.93 $ 55.16

Soil Moisture Meter, S10 Soil Test Kit, Moisture Meter for Plants, Plant

$ 14.73 $ 8.83

Sonkir MS02 3-in-1 Soil Moisture Light pH Tester - Green

$ 10.75 $ 6.45

Compost Thermometer Stainless Steel Dial - Ideal Composting Soil Thermometer ...

$ 17.18 $ 10.31

Professional pH Water Quality Tester Portable Pen Type pH Meter Acidometer R1D5

$ 28.41 $ 17.04

Bluelab PH Handheld Calibration Pen For Plant Germination / Hydroponics / Pool

$ 52.8 $ 31.67

RainPoint Soil Moisture Meter, WiFi Soil Moisture Temperature Test Kit Accura...

$ 45.73 $ 27.44

Pro TDS Meter Digital Water Tester - 3 in 1 ppm EC and Temperature Test Pen

$ 21.99 $ 13.19

Level Monitor Meter Chlorine Digital PH Swimming Pool Kit Water Quality Tester

$ 21.98 $ 13.18

4in1 Probe PH Tester Soil Water Moisture Light Measurer For Garden Plant Durable

$ 12.66 $ 7.59

Sonkir Soil pH Meter, MS02 3-in-1 Soil Moisture/Light/pH Tester Gardening Tool.

$ 12.32 $ 7.39

Whitetail Institute Laboratory Soil-Test Kit

$ 18.48 $ 11.08

US Soil Moisture Meter Tester Water Sensor Monitor Garden Yard Plant Hygrometer

$ 6.6 $ 3.96

Bluelab TRUNVCOM2 Commercial Truncheon Nutrient Meter Conductivity Measure

$ 70.4 $ 42.24

soil master ml1240 light, ph and moisture meter

$ 10.55 $ 6.33

Soil pH Meter, 3-in-1 Soil Moisture/Light/pH Tester,Gardening Tool for Plants

$ 8.79 $ 5.27

Portable Hay Moisture Meter for Cereal Straw Bran Forage Grass Emperor Bamboo

$ 87.12 $ 52.27

PH Meter Digital TDS EC Temperature 4 In 1 Water Quality Tester PH-686 Backlight

$ 22.32 $ 13.39

Tubular Soil Sampler

$ 20.02 $ 12.01

Digital TDS3 PPM Meter Tester Home Drinking Tap Water Quality Purity Test Pen US

$ 5.65 $ 3.39

Bluelab PENPH pH Pen Fully Waterproof Pocket Tester, Easy Calibration, Double

$ 78.69 $ 47.21

XLUX Soil Moisture Meter, Plant Water Monitor, 7'' probe, Green

$ 11.21 $ 6.72

Ph Meters Digital Tester Kit Ph Tester Pen Water Quality Tester Ph Test Meter

$ 15.99 $ 9.59

3 in 1 Soil Moister Tester Water pH Light Test Meter Kit Gardening Grass Plants

$ 3.74 $ 2.24

Digital Electric PH Meter LCD Tester Pocket Hydroponics Aquarium Water Test Pen

$ 7.91 $ 4.74

Aiseely Water Quality Tester Digital Water Quality Tester 4 in 1 PH/EC/TDS/Te...

$ 41.35 $ 24.81

Digital PH Meter Acid Test Liquid Acidity & Alkalinity TDS Tester Water test

$ 8.43 $ 5.06

TESTER WATER PH KANGEN ALKALINE ELECTROLYTE LIGHT TEST- BATTERY LED

$ 60.72 $ 36.43

Digital LCD pH Meter/Tester/Pocket/Pen Pool/Pond Water - Drinking Water NEW

$ 4.39 $ 2.63

Moisture Meters Soil Plant Indoor & Outdoor Hygrometer Moisture Sensor Soil Test

$ 18.55 $ 11.13

Professional pH & Temperature Meter with ATC and Automatic Calibration Functi...

$ 44.63 $ 26.78

2 Pack- 3 Way Soil Meter Sunlight/ Moisture /PH Tester/ Indoor-Outdoor Gardening

$ 6.11 $ 3.66