HM Digital AP-2 AquaPro Water Quality Electrical Conductivity Tester, 0-9999 µS Range, 1 µS Resolution, +/- 2% Readout Accuracy , Black
from $18.00
HiLetgo TDS Sensor Water Conductivity Sensor Liquid Detection Sensor Water Quality Monitoring Sensor Module TDS Monitor Kit Analog Output
from $11.99
Conductivity Standard 2-Pack — 250 mL (8.4 fl oz) Each: 100 μS and 1413 μS — NIST Traceable — for 2-Point Calibration
from $18.50
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)
Conductivity 2-Point Calibration Standard 2-Pack: 250 mL (8.4 fl oz) Each 700 uS and 2000 uS
TDS Meter Water Quality Tester,HASFINE Digital Conductivity Meter 3 in 1 TDS,EC and Temperature Meter, Accuracy Testing Pen 0-9999 PPM Meter for Drinking Water, Aquariums,Pool and More
from $9.99
Anden Low Conductivity Steam Canister & O-Ring
from $149.22
HoneForest Water Quality Tester, Accurate and Reliable, TDS Meter, EC Meter & Temperature Meter 3 in 1, 0-9990ppm, Ideal Water Test Meter for Drinking Water, Aquariums, etc.
$13.96
from $13.40
Conductivity Calibration Standard 3-Pack — 500 mL (1.06 Pint) Each: 84 μS, 1,413 μS and 12,880 μS
from $41.00
Apera Instruments Value Series EC20 Conductivity (EC) Pocket Tester Kit, ±1% F.S Accuracy in 0 to 20 mS/cm, BPB Sensor
$45.30
from $43.17
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