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726700
Super Sprouter Digital Heat Mat Thermostat (24/Cs)
$39.95

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HM Digital

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HM Digital

HM Digital pH Electrode Storage Solution (10/Cs)
HM Digital - pH Electrode Storage Solution Always make sure your sensor is kept in an electrode storage solution. If dry, refill the pH meter cap with this specially formulated KCl storage solution for pH and electrodes. Total Volume: 60cc. Not for calibration. To calibrate your pH meter, use a pH buffer solution.... Note: Calibration Buffer Solutions are available separately. This item is sold individually....more.

716150

$5.21

HM Digital

HM DIGITAL PH 80
HM Digital pH Meter Model PH-80 Resolution: pH 0.1 pH, 0.00 - 14.0 pH. Accurate to ±0.1 pH. Hold button and auto shut-off. Automatic Calibration: Auto-ranging to 4, 7 or 10 pH. Very reliable and long lasting. Low battery indicator. Clear cap to notice moisture (or lack of) on probe. Glass encased referenc... Note: Calibration Buffer Solutions are available separately....more.

716155

$49.95

HM Digital

HM WATERPROOF EC/TDS/TEMP COMBO METER
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; 0-8... ...more.

716160

$59.95

HM Digital

HM WATERPROOF PH METER
HM Digital Waterproof pH Meter Model PH-200 Measures pH and Temperature. Auto-ranging three point calibration with digital fine tuning. Includes 4 pH buffer solution in a sponge embedded in a clear cap. Waterproof housing. Simultaneous temperature display. Measurement Range: 0-14 pH. Digital automatic calibration (one point), with digital fine tuning. Auto-off funct... Note: Calibration Buffer Solutions are available separately. — FREE shipping when ordering $75 or more of qualifying items....more.

716165

$79.95

HM Digital

HM 1000 PPM CALIBRATION SOLUTION
HM 1000 PPM CALIBRATION SOLUTION (716170)HM Digital TDS Calibration SolutionFor optimal performance, re-calibrate your meters periodically or if testing TDS or conductivity levels in wide or different ranges. NaCl calibration solution. Comes in lightweight HDPE plastic bottles. Sealed with a coated foam liner. ... ...more.

716170

$4.38

HM Digital

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.

716175

$27.52

HM Digital

PH REPLACEMENT PROBE Special Order
For HM Digital Waterproof pH Meter Model PH-200 Measures pH and Temperature. Auto-ranging three point calibration with digital fine tuning. Includes 4 pH buffer solution in a sponge embedded in a clear cap. Waterproof housing. Simultaneous temperature display. Measurement Range: 0-14 pH. Digital automatic calibration (one point), with digital fine tuning. Auto-off f... ...more.

716180

$33.22

HM Digital

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

HM Digital

HM HANDHELD TDS-3 TESTER
HM Digital Handheld TDS Tester Model TDS-3 Ideal for commercial use. Includes a carrying case with belt clip. Highly efficient and accurate due to its advanced microprocessor technology. Hold Function: saves measurements for convenient reading and recording. Auto-off function: the meter shuts off automatically after 10 minutes of non-use to conserve batteries. Measurement Rang... ...more.

716187

$22.20

HM Digital

HM INLINE AQUAPRO TDS WATER TESTER
HM Digital Aquapro TDS Water Tester Model AP-1 Measures total dissolved solids (TDS) and temperature. Automatic Temperature Compensation (ATC) Water-resistant housing Measurement Range: 0-5000 ppm Digital Calibration (push button) Auto-off function, data-hold function and low-battery indicator. Display: large and easy-to-read LCD screen includes simultaneous temperature read... Note: Calibration Buffer Solutions are available separately....more.

716188

$25.80

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GHBB® WATERFARM® 8 PACK KIT - 79" X 30' X 15"

would I like saver that it enters the this pack? GHBB® WAT ..

BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate

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