Hot Price MOQ
pH Meter

10 Pieces (MOQ)$1.20

Hebei Yuhan Electronic Technology Co., Ltd.Good Price Conductivity TDS Water Quality Tester TDS Ppm Tester

10 Pieces (MOQ)$1.20

Hebei Yuhan Electronic Technology Co., Ltd.New Design TDS Meter 0-9999ppm TDS Tester for Water Quality Testing

100 Pieces (MOQ)$1.76

CIXI ORIN ELECTRIC APPLIANCE CO., LTD.3in1 Plant Flowers Soil pH Meters /Moisture/Light Meter Soil Test Kit

500 Pieces (MOQ)$1.80

Yancheng Olap Water Purification Equipment Technology Co., Ltd.Portable pH Water Quality Tester Pen 0.01 Accuracy Meter

500 Pieces (MOQ)$1.80

Yancheng Olap Water Purification Equipment Technology Co., Ltd.Meter Aquaculture Swimming Pool Water Tester with LCD Screen

500 Pieces (MOQ)$1.80

Yancheng Olap Water Purification Equipment Technology Co., Ltd.Accuracy Portable Digital pH Pen Meter for Water with Backlight LCD Display

1 Piece (MOQ)$2.38

Hebei Yuhan Electronic Technology Co., Ltd.Low Price Td S Mini Water Quality Tester Water Quality Monitoring Pen

10 Pieces (MOQ)$2.82

Hebei Yuhan Electronic Technology Co., Ltd.Portable Digital Moisture/Sunlight/Temperature/pH Soil Detector Tester

10 Pieces (MOQ)$3.30

Hebei Yuhan Electronic Technology Co., Ltd.Exquisite Craftsmanship LCD Display 0-14 pH Meter Portable Resolution 0.01 pH Tester

100 Pieces (MOQ)$7.00

Qingdao Tlead International Co., Ltd.4 in 1 Soil pH Moisture Light Temperature Tester

1 Piece (MOQ)$7.80

WANT Balance Instrument Co., Ltd.Soil Humidity Meters Moisture Meter Plant pH Meter

5 pieces (MOQ)$8.00

REX (Shanghai) Technology Co., Ltd.pH-2-021 Factory Wholesale Prices Good Quality Low Cost pH Combination Probe Electrode pH Meter

5 pieces (MOQ)$8.50

REX (Shanghai) Technology Co., Ltd.E-201 pH Electrode Gel Filled Top Seller in The Shop Adequate Stock No Liquid Filling Required pH Electrode BNC Probe Sensor

100 Pieces (MOQ)$10.00

NanJing Tsung Water Technology Co., Ltd.3 in 1 Portable Digital Temp TDS Back Light Auto-off Water Filter

100 Pieces (MOQ)$10.00

NanJing Tsung Water Technology Co., Ltd.3 in 1 Portable TDS Ec Meter Digital Temp TDS Meter Tester

5 pieces (MOQ)$10.00

REX (Shanghai) Technology Co., Ltd.E-201-C RoHS Super pH Electrode Kcl Liquid-Fillable Classic Electrode Combination pH Sensor Probe with BNC Connector Customized

5 pieces (MOQ)$10.00

REX (Shanghai) Technology Co., Ltd.Single Crystal Wafer Fluoride Ion Crystal Membrane Sensitive Film Monoliths Fluoride Ion Monolith in ISE Probe Electrode

1 Piece (MOQ)$11.62

Hebei Yuhan Electronic Technology Co., Ltd.Y H Digital 3-in-1 Water Quality Tester Display

5 pieces (MOQ)$12.00

REX (Shanghai) Technology Co., Ltd.E-201-CF pH Electrode 2-in-1 pH Waterproof BNC Reference Compound pH Electrode Probe Sensor Customized Model OEM ODM

5 pieces (MOQ)$12.00

REX (Shanghai) Technology Co., Ltd.pH Combination Probe with Reference Glass pH Glass Bulb BNC Connector Used in Laboratory for pH Meter Customized Refill or Not

5 pieces (MOQ)$12.00

REX (Shanghai) Technology Co., Ltd.65-1 Glass pH Sensor Used in Laboratory Hydroponics Glass Housing 0.01pH Sensor Electrode Probe BNC Connector Customized Model

10 Pieces (MOQ)$12.50

Hebei Yuhan Electronic Technology Co., Ltd.High Precision Pen Type 5 in 1 Water Quality Tester pH/TDS/Ec/Temp/Salinity Water Quality Testing Pen

1 Piece (MOQ)$12.90

Jiangxi Aiyi High Tech Co., Ltd.Portable LCD Display Pen Type Digital Water Quality Monitor 4 in 1 Ec TDS Temp pH Meter with Backlight for Drinking Water

10 Pieces (MOQ)$14.80

Hebei Yuhan Electronic Technology Co., Ltd.Good Quality 5 in 1 TDS/Ec/pH/Temperature/Salinity Water Quality Tester with Speech

10 Pieces (MOQ)$14.80

Hebei Yuhan Electronic Technology Co., Ltd.Pocket Portable Type 5 in 1 TDS/Ec/pH/Salinity/Temperature Water Quality Test Pen

5 Pieces (MOQ)$15.00

REX (Shanghai) Technology Co., Ltd.E-201-CF pH Combination Probe with Waterproof BNC Connector Labuse in pH Meter Factory Hotsale Water Quality Electrode Sensor Durable pH Meter Electrode Sensor

200 Pieces (MOQ)$15.00

Ningbo Ecowis Plastic & Electric Co., Ltd.Garden Digital High Design 4 in 1 Temperature pH Moisture Sunlight Multifunctional Soil Meter

5 pieces (MOQ)$18.00

REX (Shanghai) Technology Co., Ltd.65-1d pH Combination Probe Used in Laboratory Glass Shell Material BNC Connector 12*20mm pH Meter Electrode Sensor

1 Piece (MOQ)$18.00

Qingdao Tlead International Co., Ltd.Waterproof pH Ec TDS Temperature Meters

5 pieces (MOQ)$20.00

REX (Shanghai) Technology Co., Ltd.Wholesale Good Quality Low Cost ORP Sensor Redox Combination Probe 2000mv PC Material BNC Connector ORP Electrode
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