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Replacement sensor for Oakton Waterproof Multiparameter TestrTM 35-series Pocket Meters (OK3542500 a..
$118.99
pH/EC/TDS Combo Meter, Range: 0.00-14.00 pH, 0-4000 ppm, 0.00-6.00 mS/cm, Accuracy ±0.20 pH and ± 2%..
$278.99
Smart 3-in-1 portable meter (replaces MISM802) 1 probe for pH, conductivity and TDSAutomatic Temper..
$278.99
This instrument was designed to address the need for fast and accurate conductivity measurements in ..
$639.95
Single-dose sachets are quick and easy to use. Each sealed, light tight sachets holds just the right..
$22.99
Single-dose sachets are quick and easy to use. Each sealed, light tight sachets holds just the right..
$22.99
Includes (1) dry temperature probe (on 6 ft. cable) to measure air or dry soil. Use probe to monitor..
$7.95
EC/TDS Probe for HI981409 & HI981410 with DIN connector measures 24 cm (9.4"). The meter switches of..
$69.95
HI99301 is a portable, EC/TDS/temperature meter that measures high range conductivity in mS/cm and T..
$235.95
Hanna storage solutions are prepared with high-grade potassium chloride and potassium hydrogen phtha..
$18.99
Available in 220 ml bottles and 20ml sachets. Traditional buffer solutions are packed in 220 ml leak..
$1.04
Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent a..
$37.00
Monitoring your nutrient strength and the acidity in your nutrient solution is a simple process with..
$19.95
A variety pack of 5 (each) 20 ml packs of all buffer, storage and TDS calibration solution for a hea..
$25.00