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Bluelab Soil pH Pen Bluelab Soil pH Pen
This clever soil pH pen will help you manage the success of soil grown crops. The soil pH pen provides a pH and temperature reading of soils and media, so you know that the right nutrients will be made available to your plants. It will also measure solutions too…... ...more.
CW EC DIPSTICK Control Wizard Dipstick
DIPSTICK METERS
New name! New label! Same easy to use meter! Now with the 4 most popular scales: EC, CF, 500:1ppm, and 700:1ppm! The E.C. Dipstick dissolved salts pen operates on 3 common inexpensive AA alkaline batteries. Measures in PPM, EC and CF scales.There is no calibration required. It calibrates itself each time you replace the batteries. It is... — FREE shipping when ordering $75 or more of qualifying items....more.
FH NUTRADIP CMS PPM METER Nutradip® CMS PPM Meter
NUTRADRIP CMS PPM METER (20/CASE)
The Nutradip® CMS (constant monitoring system) Nutrient Meter has automatic temperature compensation and measures the TDS ppm/EC in your water.2 year limited warranty on meter. 6 month limited warranty on the probe.
Manufacturer's Product Information
... — FREE shipping when ordering $75 or more of qualifying items....more.
HM INLINE DUAL TDS MONITOR HM Digital In-Line Dual TDS Monitor Model DM-1
INLINE DUAL DM1 TDS MONITOR
Displays TDS levels of the feed water and product water with in & out electrode probes.
Highly efficient and accurate due to its advanced microprocessor technology.
Auto-Off function conserves battery power. The unit shuts off automatically after 10 minutes of non-use.
Dual Range 0-9990 ppm.
Fac... Note: Calibration Buffer Solutions are available separately....more.
716186
$29.40
Moisture Meter. RAPITEST MOISTURE METER (PROBE TYPE)... — Ships via UPS from Portland, Oregon USA...more.
Accurate pH 1. This is the Accurate pH 1. The Accurate pH 1 meter has clearly been manufactured to compete in the market place for entry-level growers. Control Wizard should do well against competitor models, as this meter is stylish, gives solid readings and has a good feel in the hand. It has a two-point calibration process that is easy to do and takes little time. This meter reads in pH points... Note: Calibration Buffer Solutions are available separately. — Ships via UPS from Portland, Oregon USA...more.
Active Air 2-Way Meter (12/case) Active Air 2-Way Meter (12/case) (eco-2373)2-Way Moisture/pH Meter
Active Air™ Environment Meters
Gardeners can conveniently test their moisture, and pH levels with the handy ActiveAir 2-Way Meter. Moisture readings register on a scale of 0 (dry) to 10 (moist), and pH readings between pH 0 (acidic) and pH 10 (basic) are represented. The durable, easy-to-read tester is suita... This item is sold individually. — Ships from Seattle, Washington USA...more.
HANNA DIST 5 EC/TDS WATERPROOF METER (HI98311)
Hanna DiST 5 Waterproof(Low Range) EC/TDS/Temperature Tester (Model HI 98311)
The original DiST (Dissolved Solids Tester) was first introduced in 1986 by HANNA®. Since then, Conductivity and Total Dissolved Solids measurements have never been easier. DiST's ease-of-use, in combination with its affordability, made it the standard in EC and TDS measurement. HANNA® continues th... ...more.
Hanna pH/EC/TDS/Temperature Waterproof Pen (Combo Meter) Hanna pH/EC/TDS/Temperature Waterproof Pen (Combo Meter)
HANNA WATERPROOF PENS
Hanna Instruments offer the most advanced pens in the market today. The pHep4 pH/Temperature waterproof pen
has a .01 ph resolution. The Dist5 EC/TDS pen is unmatched in EC/TDS/Temperature measurement. The Combo
pH/EC/TDS/Temperature pen offers highly advanced accuracy with a single tester. All Hanna... — Ships from Perris, California; Cranston, Rhode Island; Portland, Oregon; Aurora, Colorado; Dallas, Texas USA — FREE shipping when ordering $75 or more of qualifying items....more.
Hanna Primo TDS Tester Hanna Primo TDS Tester (eco-5525)Primo TDS Tester
The Primo TDS tester provides a fast and dependable way to measure the Total Dissolved Solids in your water samples. It is ideally suited for the rigorous demands of water quality professionals, who will appreciate the practicality of Primo'seasy-to-read LCD when demonstrating the before and after results of conditioning and filtra... Note: Calibration Buffer Solutions are available separately. — Ships from Seattle, Washington USA...more.
Hanna Waterproof pH/EC/TDS Meter (HI 9813-6N) Hanna Waterproof pH/EC/TDS MeterHanna Waterproof pH/EC/TDS Meter (HI 9813-6N) (716814) HI 9813-6N is a versatile, water resistant multiparameter portable meter specifically designed for agricultural applications such as hydroponics, greenhouses, farming and nurseries. It features an extra large LCD that clearly displays the parameter being measured as well as calibration ins... ...more.
MI MA911B/2 REPLACEMENT PROBE FOR SMS110 (Special Order) Replacement probe for Milwaukee pH Monitor [model SMS110]
(MA911B/2)REPL.PROBE/SMS110
About the meter (no included): Model SMS110 pH monitor, range: 0.0 to 14.0 pH, with 2 point manual calibration, and accuracy of 0.2 pH. Set point range: 3.5 to 7.5 pH, and led visual alarm active when reading is higher than set point. Supplied with 12v DC power adapter, MA911B/2 double junc... — FREE shipping when ordering $75 or more of qualifying items....more.
WATERPROOF ECOTESTR TDS LOW Oakton® Ecotestr™ TDS LowNew OAKTON ECOTestr TDS Low pocket meter features a large ergonomically designed display so that you can easily view measurements at a glance. The stainless steel electrodes are both rugged and chemical resistant, for use in a variety of applications. Other features include ATC (Automatic Temperature Compensation), Hold Function, it is completely wate... Note: Calibration Buffer Solutions are available separately....more.
Bluelab pH Meter Bluelab pH Meter
The Bluelab pH Meter is used to accurately measure the pH value of a
solution. Simply place the pH probe into the solution and the reading
will be displayed on the screen. As the meter is portable and does not
need a power supply to operate, it can be used anywhere and anytime to
help you manage your crops' daily nutrient requirements. It is easy to
calibrate... Note: Calibration Buffer Solutions are available separately....more.
EC/TDS REPLACEMENT PROBE Special Order For HM Digital Waterproof EC-TDS-TEMP Combo Meter COM-100
Measures electrical conductivity (EC), total dissolved solids (TDS) and temperature.
Three different calibration options (KCl, 442TM, NaCl), each with its own non-linear conversion factor.
Automatic Temperature Compensation (ATC) using three temperature coefficients.
Waterproof housing.
Measurement Range: 0-9990 µS;... ...more.
HANNA PHEP METER (HI98107) Hanna PHEP Tester (Model HI 98107)
The HI 98107 (pHep®), which is the result of over two decades of research and manufacturing experience, is the updated version of our widely popular 96107 (pHep®). Today the redesigned pHep series feature a rugged and ergonomically enhanced casing that fits comfortably in your hand and a larger LCD which makes it easier to read at any angle. Wi... ...more.
Meters, Timers & Instruments 
