Water Quality Products

ORP-301 Pensize ORP Redox Tester -1200~1200mV Water Quality Measurement ±2mV High Accuracy Oxidation Reduction Potential Meter

PHM-300 Digital Pen type pH Meter Water Quality Liquid Acidity Tester 0.01pH Accuracy for Laboratory, Household Water, Spa, Pool Aquarium

WQM-303 Pentype Multi-Paramater 5-in-1 Water Quality Tester (pH / TDS / EC / Temp / Salinity) Waterproof Digital Meter Research Household Industrial Laboratory Analysis

SOL-ORP-256MV ORP Oxidation-Reduction Potential REDOX 256mV Calibration Solution 50ml

837-3_bag Pentype TDS / Salinity / Temperature Tester Water Quality Meter ATC Multiple Units (ppt, ppm, S.G., %, °C, °F) Digital Tool for Saltwater Monitoring & Testing IP65 Waterproof Housing

SA-1397 Digital Pen type Salinity Meter 199.9ppt Salinometer Salt Analyzer Tester

3081 Digital Pen type Salinity Meter Salinometer Salt Analyzer Replaceable Electrode Tester

3080 Digital Pen type Salinity Meter Salinometer Salt Analyzer Replaceable Electrode Tester

8012 Digital Pen type Salinity Meter Salinometer Salt Analyzer

837-3 Pentype TDS / Salinity / Temperature Tester Water Quality Meter ATC Multiple Units (ppt, ppm, S.G., %, °C, °F) Digital Tool for Saltwater Monitoring & Testing IP65 Waterproof Housing

PH-025RE Digital pH Monitor Meter ATC 0~14.00pH Replaceable Electrode Probe BNC Water Quality Monitoring Tester Kit Aquarium Hydroponics Spa Tank Pool Laboratories Mini Portable

SNS-PHM-224 PH Replacement Electrode for Pen Type Combo Meter PHM-224 TDS-240 ECM-226

PHM-224_PH 3-in-1 ORP Redox PH Temperature Combo Meter Tester w/ EXTRA Electrode, Pen Type ATC -1999~1999mV 0.00-14.00pH 0~50°C, Water Quality Aquarium Tank Swimming Pool Lab Spa Hydroponics

ECM-226 3-in-1 Conductivity EC & pH & Temperature Meter Multi-parameter Tester Digital Pen ATC, Water Quality Test Analyze Calibration Kit, 0.01mS/cm Resolution, Aquarium Hydroponics Tank Pool Lab Spa

PHM-245 PH & Temperature 2-in-1 Continuous Monitor Meter w/ Backlight Replaceable Electrode, Dual Display 0.00~14.00pH °C/ °F Water Quality Monitoring Kit, for Aquariums Hydroponics Pools Tanks Spa

PHM-239 PH Meter 360° Flexible Display Angle, 0.00~14.00pH Portable Pocket Size Water Quality Tester Twist & Turnable Monitor Kit Set for Household Drinking Water, Hydroponics Aquariums Pools

837-2_SOL Pen Type Salinity & Temperature Meter ATC w/ Calibration Solution Set ppm / ppt / % / S.G. 4 Units, Salt NaCl Water Quality Tester for Saltwater Aquarium Pond Hydroponics Food Test

837-1_SOL Pen Type Salinity & Temperature Meter ATC NaCl w/ Calibration Solution Set, Salt Water Quality Tester 70.0ppt for Saltwater Aquarium Hydroponics Food Pond Digital Measurement Tool

SOL-8371-NACL_2 20mL Salinity Meter NaCl 50 ppt Calibration Buffer Solution for Saltmeter Salt Seawater Tester Monitor Standard (Set of 2 Bottles)

WQM-243 6 in 1 Professional Multi-parameter pH/ ORP Redox/ EC/ CF/ TDS PPM/ Temperature Combo Testing Meter, Digital Multi-function Water Quality Monitor Tester