Hofun TDS Meter Digital Water Quality Tester, TDS, Temperature & Conductivity Meter 3 in 1, 0-4999 ppm, EC Meter, Digital Water Hardness Testers for Drinking Water, PPM Meter for Hydroponics Aquarium
from $13.91 ($13.91 / oz)
Apera Instruments, LLC-AI314 Premium Series EC60 Waterproof Conductivity Pocket Tester Kit, ±1% F.S Accuracy, Easy Switch of EC/TDS/Salinity, Replaceable Probe
from $93.50
Myron L 575405 L PT1 MyronL ULTRAPEN Conductivity Tester - +/- 1%
$223.60
from $223.59
United Scientific™ CNDT01, Electric Conductivity Tester
from $28.86
AEROSPRING 3-in-1 Waterproof Multifunction Digital Meter, Measures Electrical Conductivity (EC), pH and Temperature Functions Specially Designed for Hydroponic Systems
from $35.00 ($10.94 / oz)
APERA INSTRUMENTS AI316 Premium Series PC60 5-in-1 Waterproof pH/EC (Conductivity) /TDS (ppm) /Salinity (ppt) /Temp. Multi-Parameter Pocket Tester Kit
from $148.75
AMTAST Digital Direct Soil EC Meter Electrical Conductivity Temperature Tester Intelligent Soil Nutrient Fertility Detector
from $32.99
Conductivity Calibration Standard 3-Pack — 500 mL (1.06 Pint) Each: 84 μS, 1,413 μS and 12,880 μS
from $41.00
Bluelab PENCON Conductivity Pen and Digital TDS Meter, Water Tester for Temperature and Nutrient (CF, EC, PPM 500, PPM 700), TDS Testing Kit for Hydroponic System and Indoor Plant Grow
$88.67
from $79.55
7E Wellness Restore Conductive Gel with Bio-Active Complex - 4oz - Facial Skin Care Products with Green Tea Extract, Hyaluronic Acid, and Collagen Peptides - Anti Aging and Skin Tightening
from $29.00
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