$12.00 5 pieces(MOQ)

E-201-CF pH Electrode 2-in-1 pH Waterproof BNC Reference Compound pH Electrode Probe Sensor Customized Model OEM ODM

REX (Shanghai) Technology Co., Ltd.
$165.00 5 pieces(MOQ)

972150 Re-Cl Ion Selective Electrode Residual Chlorine Probe S7 S8- BNC Cable Connector ISE Residual Chlorine Test in Water Test

REX (Shanghai) Technology Co., Ltd.
$15.00 5 Pieces(MOQ)

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

REX (Shanghai) Technology Co., Ltd.
$373.87 1 Piece(MOQ)

New Original American Honeywell Gas Detector Midas-E-Hal

Shenzhen Tianwei Electromechanical Equipment Co., Ltd.
$10.00 5 pieces(MOQ)

E-201-C RoHS Super pH Electrode Kcl Liquid-Fillable Classic Electrode Combination pH Sensor Probe with BNC Connector Customized

REX (Shanghai) Technology Co., Ltd.
$95.00 5 pieces(MOQ)

962243 General-L pH Electrode Probe Sensor S7 S8- BNC Connector pH Combination Electrode Probe Sensor Labuse Pg13.5 Cap S7 S8 Compatible pH Electrode

REX (Shanghai) Technology Co., Ltd.
$10.00 5 pieces(MOQ)

E-201 pH Combination Sensor Probe Used in Laboratory Non-Recharged pH Electrode Probe Gel Filled with Reference pH Probe BNC

REX (Shanghai) Technology Co., Ltd.
$791.80 1 Piece(MOQ)

Industrial Online pH Probe pH Sensor for Water Tank

Santo (China) Limited
$1036.00 1 Set(MOQ)

Do511t Portable Chemical Oxygen Dissolver Aquaculture Water Optical Measuring Instrument Dissolved Oxygen Analyzer

ZHENGZHOU LABONE INSTRUMENT CO., LTD.
$100.00 5 pieces(MOQ)

962103 Super pH Combination Sensor for Common Water Samples and General Contamination Samples Open Type pH Combination Electrode

REX (Shanghai) Technology Co., Ltd.
$876.56 1 Piece(MOQ)

Yrun-Sp7-E6 Portable Ammonia Nitrogenr Water Quality Tester for Aquaculture

Xi 'an ERUN Environmental Protection Technology Group Co., LTD
$5.00 5 pieces(MOQ)

Probe Protective Bottle Plastic Shell Liquid Filling for pH/ORP Probe Electrode Sensor

REX (Shanghai) Technology Co., Ltd.
$625.00 1 Piece(MOQ)

Digital pH Sensor Industrial Online Electrode Digital pH Sensor Testing Pure Water

Santo (China) Limited
$708.99 1 pieces(MOQ)

China High Quality Factory Wholesale Well-Received on-Line Dissolved Oxygen Meter

Zhejiang Dongyi Technology Co., Ltd.
$564.98 1 sets(MOQ)

Do400f Manual Salinity Compensation Hand-Held Dissolved Dissolved Oxygen Meter Do/Temp (DO Saturation) Do Meter

Shanghai Haiker Environmental Protection Equipment Co., Ltd
$240.00 1 Piece(MOQ)

Hillbo Advanced Optical Dissolved Oxygen Sensor for Aquatic Health

Guangzhou Xilubao Technology Co., Ltd.
$165.00 5 pieces(MOQ)

972106 Lead Ion Selective Probe Rechargeable Lead Ion Electrode Sensor Pb+ ISE S8-BNC Connector Used for Px Ion Meter in Lab

REX (Shanghai) Technology Co., Ltd.
$417.00 1 Piece(MOQ)

High Performance Digital pH Sensor

Santo (China) Limited
$1385.53 1 Piece(MOQ)

Yrun-Sp6-J6 Portable Codmn Water Quality Tester

Xi 'an ERUN Environmental Protection Technology Group Co., LTD
$240.00 1 Piece(MOQ)

Hillbo High-Precision Dissolved Oxygen Sensor for Water Quality Monitoring

Guangzhou Xilubao Technology Co., Ltd.
$165.00 5 pieces(MOQ)

972106 Lead Ion Selective Electrode BNC Connector Lead Pb Ion Combination Electrode Sensor

REX (Shanghai) Technology Co., Ltd.
$424.14 1 Piece(MOQ)

Yrun-Sp5-D4 Portable Cyanide Water Quality Tester

Xi 'an ERUN Environmental Protection Technology Group Co., LTD
$479.00 1 Piece(MOQ)

Hillbo Online Optical Do Sensor for Accurate Water Testing

Guangzhou Xilubao Technology Co., Ltd.
$165.00 5 pieces(MOQ)

972106 Lead Ion Selective Sensor Pb+ Lead Ion Combination Electrode S8-BNC Connector Probe Import Epoxy Resin Shell Material

REX (Shanghai) Technology Co., Ltd.
$1413.81 1 Piece(MOQ)

Yrun-Sp6-N5 Portable Total Phosphorus Water Quality Tester

Xi 'an ERUN Environmental Protection Technology Group Co., LTD
$435.00 1 Piece(MOQ)

Hillbo Smart Dissolved Oxygen Sensor for Aquatic Environments

Guangzhou Xilubao Technology Co., Ltd.
$3200.00 1 Piece(MOQ)

Kk-Eyht Advanced and Selective Seawater Carbon Dioxide Online Monitoring

Yantai Kekan Ocean Technology Co., Ltd.
$417.00 1 Piece(MOQ)

Water Quality Tester pH Chlorine Digital RS485 Do TDS Ec Probe Sensor

Santo (China) Limited
$424.14 1 Piece(MOQ)

Yrun-Sp5-F4 Portable Mercury Water Quality Tester

Xi 'an ERUN Environmental Protection Technology Group Co., LTD
$30.00 5 pieces(MOQ)

PCA-1 Calcium Ion Selective Sensor BNC Connector PVC Shell Calcium Ion Selective Electrode Probe in Hard Water Quality Testing

REX (Shanghai) Technology Co., Ltd.
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