Horticulture Source » Gardening & Hydroponics Store » Meters, Timers & Instruments » pH, EC, PPM & TDS Testers   Mobile   Secure |  My Account | Cart Contents | Checkout )
You have JavaScript disabled or are using a browser which does not support it. Please turn on JavaScript or consider upgrading or switching your web browser, e.g. FireFox or Opera.
Celebrating our 11th Year of Service to Gardeners! Thank you for your business!
Categories
* Lamps / Tubes / Bulbs ++ (538)
* Lighting Systems ++ (1183)
* Nutrients & Supplements (4274)
* Composters & Compost Tea Brewing (43)
* Organic Gardening (537)
* Leaf Shines & Washes (97)
* Pest & Disease Control (582)
* Cloning & Propagation (450)
* Grow Systems ++ (723)
! Meters, Timers & Instruments ++ (642)
  Calibration, Storage & Cleaning Solutions, pH Up & Down (197)
  Instruments, Thermometers, Hygrometers & Light Meters (24)
  ! pH, EC, PPM & TDS Testers (302)
  Timers & Lighting Controllers (119)
* Pots / Containers (1019)
* Pumps, Irrigation & Watering Supplies ++ (1711)
* Grow Media (553)
* Plant Seeds (62)
* Environmental Control ++ (1990)
* Greenhouses (86)
* Grow Rooms / Tents (165)
* Reflective / B&W Films (141)
* Garden Accessories ++ (1022)
* Hand Tools ++ (526)
* Gardening Books & DVDs (57)
* Growing Apparel & Bags (95)
What's New? more
NatureVAC 15''x19.5' Vacuum Seal Bags Black/Clear
dl-794080
NatureVAC 15''x19.5' Vacuum Seal Bags Black/Clear
$19.80
Manufacturers more
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 17 guests online.
Frequent searches
Ads

What do we have here?
Meters, Timers & Instruments: pH, EC, PPM & TDS Testers: pH, EC, PPM & TDS Meters, Monitors, Testers, Pens & Test Kits for Water & Soil

Show: 
What do we have here?
Displaying 181 to 200 (of 302 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  [Next >>] 
 Sort by Popularity   Manufacturer   Product(s)+   Model   Price   Buy Now 
 Milwaukee pH Monitor MC120   Milwaukee Instruments   Milwaukee pH Monitor MC120 
Milwaukee Instruments pH Monitor - MC120 Professional pH monitor User selectable Hi/Low Set Point Manual 2 points calibration Visual LED alarm Supplied with 12 VDC adapter, mounting kit, and 20ml pH 7.01 calibration solution Double junction pH electrode with 2m cable (BNC connector) ... Note: Calibration Buffer Solutions are available separately. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 716684   $100.05 
 Milwaukee pH, Temp & IDC Controller w/ WiFi   Milwaukee Instruments   Milwaukee pH, Temp & IDC Controller w/ WiFi 
Milwaukee pH & Temperature Monitor, Wifi Easy to set up, these devices accurately control water variables with programmable hysteresis, automatic temp compensation and probe diagnostics. Incremental Dosing Control Software for fertilization injection is included. Unique alarm system - Normal, Caution, and Critical levels - activates different color status lights on face of unit ... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-MIDL122   $368.27 
 Milwaukee SE600 Replacement Probe for MW802   Milwaukee Instruments   Milwaukee SE600 Replacement Probe for MW802 
Smart pH/EC/TDS Combo. Meter Model MW802Milwaukee SE600 Replacement Probe for MW802 (716617)The MW802 is a compact portable meter with faster micro processor. This meter allows you to measure pH, EC and TDS with just one instrument and one single probe! This easier and faster to calibrate portable meter has a smaller, ergonomic and lighter case design. Also has 100% larger and easi... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 716617   $75.72 
 Milwaukee TDS - PPM Monitor   Milwaukee Instruments   Milwaukee TDS - PPM Monitor 
Milwaukee Instruments Milwaukee TDS - PPM Monitor (MIMC410)TDS - PPM Monitor • User selectable Hi/Low Set Point • Manual 1 point calibration • Visual LED alarm • Supplied with 12 VDC adapter, mounting kit, and 20ml 1382ppm calibration solution • MA81/2 PPM Probe with 2m cable (BNC connector)       ... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-MIMC410   $83.02 
 Milwaukee TDS/PPM T75 Tester WP   Milwaukee Instruments   Milwaukee TDS/PPM T75 Tester WP 
Milwaukee Instruments Milwaukee TDS/PPM T75 Tester WP (MIT75)Stainless steel probes deliver fast and accurate readings with ten times better resolution. Comes with protective case and calibration solution.   Measures in part per million (PPM) Manufacturer's Product Information ... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-MIT75   $59.58 
 Milwaukee TDS/PPT T76 Tester WP   Milwaukee Instruments   Milwaukee TDS/PPT T76 Tester WP 
Milwaukee Instruments Milwaukee TDS/PPT T76 Tester WP (MIT76)Get accurate testing every time with this Milwaukee TDS T76 tester. Includes three 1.5 volt button batteries. Specifications Measurements range of 0-1999 PPM Resolution of 1 PPM Accuracy of 2% +/- full scale Calibration of manual 1 point Automatic ATC Testing environment of 32 - 122 F, 100% RH 250 hours battery life... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-MIT76   $59.58 
 Milwaukee Waterproof PH Tester   Milwaukee Instruments   Milwaukee Waterproof PH Tester 
Milwaukee Instruments Milwaukee Waterproof PH Tester (MIPH55)• Range -2.0 to 16.0 pH • Resolution 0.1 pH • Accuracy ± 0.1 pH • ATC automatic • Calibration 2 points - automatic• User select 6 buffer types • Environment 32 - 122F (0 - 50 C)• Display LED & push to hold • Auto-Off after 8 minutes of non-use • Battery life 300 hou... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-MIPH55   $57.57 
 Mini pH Controller   Hanna Instruments   Mini pH Controller 
Hanna Instruments Mini pH Controller (HI9814110)The mini pH controller has been designed for easy, affordable installation in tight spaces, ideal for simple and effective process control. The unit is provided with high impedance pH input and can be used with any pH electrode with standard BNC connector. Measurements are clearly displayed on the LCD, while the status LED indicates o... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-HI9814110   $158.01 
 Moisture Meter.      Moisture Meter. 
RAPITEST MOISTURE METER (PROBE TYPE)... — Ships from Portland, Oregon USA....more info.
 MI210   $16.77 
 Nutradip (Tri Meter)     Nutradip Grow Boss      Nutradip (Tri Meter) Nutradip Grow Boss 
The Nutradip GrowBoss is a nutrient monitoring system that assists growers in achieving maximum results for their growing efforts. The GrowBoss is a constant monitoring meter that indicates to the grower the exact levels of Nutrient strength, pH and temperature. This allows the grower to adjust and optimize each parameter as the crop progresses through each growth cycle. The Grow... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-ND1100200   $220.96 
 Nutradip PH AC/DC Combo Meter   FHD (Future Harvest Development)   Nutradip PH AC/DC Combo Meter 
Nutradip (Tri Meter) Nutradip PH AC/DC Combo Meter (ND1100024)Nutradip pH Meters are the reliable way to measure acidity in your nutrient solution. It is a continuous monitoring pH meter with automatic temperature compensation and dc power built in for accuracy and durability, helping growers measure and monitor their success for over 15 years. Features• Wall mount or hand he... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-ND1100024   $90.38 
 Nutradip PPM AC/DC Combo Meter   FHD (Future Harvest Development)   Nutradip PPM AC/DC Combo Meter 
Nutradip (Tri Meter) Nutradip PPM AC/DC Combo Meter (ND1100037)These continuous monitoring meters feature automatic temperature compensation, with high quality probes and AC/DC power built-in for portability. Engineered for accuracy and durability, they are lightweight, splash resistant and have an easy-to-read display. Wall mount or hand held. Includes replaceable 9 volt battery a... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-ND1100037   $80.34 
 OAKTON 1413 CONDUCTIVITY SOL. 500ML   Oakton   OAKTON 1413 CONDUCTIVITY SOL. 500ML 
Oakton« 1413 TDS Solution... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 716114   $15.29 
 Oakton EcoTester CTS Pocket Conductivity, Salinity, and TDS Meter   Oakton   Oakton EcoTester CTS Pocket Conductivity, Salinity, and TDS Meter 
Oakton« Conductivity, TDS and Salinity in one meter. Expanded 4-digit dual-line display shows conductivity and temperature readings simultaneously. Additional key provides an easier, more intuitive interface. Improved cap functions as a sample cup and as a stabilizing base to stand the meter upright. Rugged IP67-rated housing is waterproof and floats. Battery level indicator flashe... Note: Calibration Buffer Solutions are available separately. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 716124   $66.96 
 Oakton Low/High/EC High Replacement Sensor   Oakton   Oakton Low/High/EC High Replacement Sensor 
Oakton Oakton Low/High/EC High Replacement Sensor (OK3566117)Purchase this replacement sensor for your Oakton Low/High/EC High tester and keep your instrument running in the most efficient shape possible. Note that this is a replacement sensor; purchase the Oakton device separately. Replacement sensors and solutions: OK-35661-17 for TDS tester Low, High, ECTestr High OK-35653-13 ... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-OK3566117   $54.90 
 OAKTON MULTI PTTESTER 35 (PH/TDS/TEMP)   Oakton   OAKTON MULTI PTTESTER 35 (PH/TDS/TEMP) 
Oakton« MULTI PT Testr 35 One pocket sized meter for pH, TDS and temperature! Up to 5 point pH calibration with NIST or USA auto buffer recognition. Great for water, laboratory or plant use, this multi Testr features single-junction pH electrodes for longer life and wider range of sample compatibility. Pin-style conductivity sensors feature stainless steel electrodes for chem... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 716108   $137.75 
 Oakton pH Testers Replacement Sensor   Oakton   Oakton pH Testers Replacement Sensor 
Oakton Oakton pH Testers Replacement Sensor (OK3562438)Expand the lifetime of your Oakton pH tester by keeping these replacemen sensors on hand. These pH testers work with Oakton's line of 10, 20, and 30 series pHtestrs (OK3563410, OK3563420, and OK3563430). Manufacturer's Product Information ... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-OK3562438   $72.31 
 Oakton pHTestr 10 - .1 pH Accuracy  ATC*   Oakton   Oakton pHTestr 10 - .1 pH Accuracy ATC* 
Oakton Oakton pHTestr 10 - .1 pH Accuracy ATC* (OK3563410)Optimize nutrient strength during growth, flowering, and fruiting by knowing exactly what is going on with your plants. Use the Oakton pH tester with accurate ATC to get instant at-a-glance readings. Features Reliable waterproof, dustproof housing Replaceable electrode to provide long life and value Auto shutoff conserves ... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-OK3563410   $93.06 
 Oakton pHTestr 20 - .01 pH Accuracy *ATC   Oakton   Oakton pHTestr 20 - .01 pH Accuracy *ATC 
Oakton Oakton pHTestr 20 - .01 pH Accuracy *ATC (OK3563420)Optimize nutrient strength during growth, flowering, and fruiting by knowing exactly what is going on with your plants. Use the Oakton pH tester with accurate ATC to get instant at-a-glance readings. Features Reliable waterproof, dustproof housing Replaceable electrode to provide long life and value Auto shutoff conserves ... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-OK3563420   $105.12 
 Oakton pHTestr 30 - .01 pH Accuracy Temperature Display *ATC   Oakton   Oakton pHTestr 30 - .01 pH Accuracy Temperature Display *ATC 
Oakton Oakton pHTestr 30 - .01 pH Accuracy Temperature Display *ATC (OK3563430)Optimize nutrient strength during growth, flowering, and fruiting by knowing exactly what is going on with your plants. Use the Oakton pH tester with accurate ATC to get instant at-a-glance readings. Features Reliable waterproof, dustproof housing Replaceable electrode to provide long life and value Aut... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-OK3563430   $114.49 
Displaying 181 to 200 (of 302 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  [Next >>] 
Ads
Social Bookmark
Shopping Cart more
0 items - Add an item to the cart to get a quote!
 Get Quote by adding products to the cart!
Shop By Price
Specials more
Natural Animal Repellent - Ready to Use Spray, 128 oz. Gallon Rosemary Scent
Natural Animal Repellent - Ready to Use Spray, 128 oz. Gallon Rosemary Scent
$39.99
$35.99
Reviews more
PH600-AQ PH METER 10/CS
DO NOT BUY THIS! I don't usually write reviews calling an it ..
1 of 5 Stars!
BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate

Most Viewed in pH, EC, PPM & TDS Meters, Monitors, Testers, Pens & Test Kits for Water & Soil
CW 24-7 NUTRIENT MONITOR PPM/pH/TEMPERATURE
CW 24-7 NUTRIENT MONITOR PPM/pH/TEMPERATURE
RAPITEST 4 WAY ANALYZER FERTILIZER/LIGHT/MOISTURE/pH MODEL 1880
RAPITEST 4 WAY ANALYZER FERTILIZER/LIGHT/MOISTURE/pH MODEL 1880
BLUELAB COMBINATION METER MEASURES pH, NUTRIENTS AND TEMPERATURE
BLUELAB COMBINATION METER MEASURES pH, NUTRIENTS AND TEMPERATURE
MI MW802 (was SM802) SMART pH/EC/TDS COMBINATION METER (1/CASE)
MI MW802 (was SM802) SMART pH/EC/TDS COMBINATION METER (1/CASE)
PH600-AQ PH METER 10/CS
PH600-AQ PH METER 10/CS
pH CONTROL KIT (12/CASE)
pH CONTROL KIT (12/CASE)
Control Wizard Accurate pH 8
Control Wizard Accurate pH 8
RAPITEST SOIL TEST pH NPK
RAPITEST SOIL TEST pH NPK
BLUELAB GUARDIAN MONITOR
BLUELAB GUARDIAN MONITOR
CW SOIL, pH AND MOISTURE MONITOR
CW SOIL, pH AND MOISTURE MONITOR
RAPITEST SOIL pH METER
RAPITEST SOIL pH METER
Hanna Tri-Meter - pH/TDS/Temp. (HI981504/7)
Hanna Tri-Meter - pH/TDS/Temp. (HI981504/7)
ORIGINAL TRUNCHEON METER MEASURE EC AND PPM
ORIGINAL TRUNCHEON METER MEASURE EC AND PPM
24-7 Nutrient Monitor.
24-7 Nutrient Monitor.
REPLACEMENT PROBE FOR BLUELAB COMBINATION METER & pH MONITORS
REPLACEMENT PROBE FOR BLUELAB COMBINATION METER & pH MONITORS
Grocheck Combo Meter.
Grocheck Combo Meter.
pHydrion Litmus Paper. (ph Test Strip)
pHydrion Litmus Paper. (ph Test Strip)
pH TEST KIT 1OZ (24/CASE)
pH TEST KIT 1OZ (24/CASE)
BLUELAB« SOIL pH METER
BLUELAB« SOIL pH METER
pHep«4 pH Tester (HI98127).
pHep«4 pH Tester (HI98127).
Bestsellers
01.RAPITEST SOIL TEST pH NPK
02.pH CONTROL KIT (12/CASE)
03.Control Wizard Accurate pH 8
04.CW 24-7 NUTRIENT MONITOR PPM/pH/TEMPERATURE
05.RAPITEST 4 WAY ANALYZER FERTILIZER/LIGHT/MOISTURE/pH MODEL 1880
06.pH TEST KIT 1OZ (24/CASE)
07.PH600-AQ PH METER 10/CS
08.BLUELAB GUARDIAN MONITOR
09.Hanna Tri-Meter - pH/TDS/Temp. (HI981504/7)
10.Bluelab Replacement pH Probe for Guardian, Combo, & pH Meter
11.RAPITEST SOIL pH METER
12.pHep«4 pH Tester (HI98127).
13.CW SOIL, pH AND MOISTURE MONITOR
14.ORIGINAL TRUNCHEON METER MEASURE EC AND PPM
15.BLUELAB COMBINATION METER MEASURES pH, NUTRIENTS AND TEMPERATURE
Languages
English Deutsch Espa˝ol
Currencies
Feeds
RSS 2.0
Google Sitemap
ROR Sitemap
ROR Feed
Ads
Amazon Ad
Matched Content
Ads
Global Tech LED Mammoth

Customer Service

 

Shopping Help

 

My Account

 

Tools & Resources

BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate ShopWiki Certified Store Official PayPal Seal
Merchant Services
Secured by RapidSSL 100% Satisfaction Guaranteed  Proud Hydro for Hunger Participant
UPSFedExUSPS OnTrac CalOver EstesR+LSouthEasternSAIA
Copyright © 2005 — 2017 Usisu, Inc.: Conditions of Use VISAMasterCardAmerican ExpressDiscoverDiners ClubJBCPayPal Money Order