Horticulture Source » Gardening & Hydroponics Store » Meters, Timers & Instruments » pH, EC, PPM & TDS Testers » Hanna Instruments: HANNA GROCHEK® WATERPROOF pH/EC/TDS TEMP METER W/pH ELECTRODE DIAGNOSTIC - HI9813-6 [716815]   Mobile   Secure |  My Account | Cart Contents | Checkout )
Horticulture Source
Quick Find
Help [?]   Search Descriptions Phrase   Advanced
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!
Manufacturer Info
Hanna Instruments
Hanna Instruments Homepage
Other products
Reviews more
Write ReviewWrite a review on this product!
BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate

Shop By Price
Categories
* Lamps / Tubes / Bulbs ++ (529)
* Lighting Systems ++ (1184)
* Nutrients & Supplements (4200)
* Composters & Compost Tea Brewing (43)
* Organic Gardening (534)
* Leaf Shines & Washes (97)
* Pest & Disease Control (586)
* Cloning & Propagation (450)
* Grow Systems ++ (721)
! Meters, Timers & Instruments ++ (661)
 » Calibration, Storage & Cleaning Solutions, pH Up & Down (207)
 » Instruments, Thermometers, Hygrometers & Light Meters (24)
 » ! pH, EC, PPM & TDS Testers (310)
 » Timers & Lighting Controllers (120)
* Pots / Containers (1024)
* Pumps, Irrigation & Watering Supplies ++ (1720)
* Grow Media (555)
* Plant Seeds (62)
* Environmental Control ++ (2004)
* Greenhouses (84)
* Grow Rooms / Tents (166)
* Reflective / B&W Films (141)
* Garden Accessories ++ (1027)
* Hand Tools ++ (447)
* Gardening Books & DVDs (57)
* Growing Apparel & Bags (100)
Ads
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
PH600-AQ PH METER 10/CS
PH600-AQ PH METER 10/CS
MI MW802 (was SM802) SMART pH/EC/TDS COMBINATION METER (1/CASE)
MI MW802 (was SM802) SMART pH/EC/TDS COMBINATION METER (1/CASE)
BLUELAB COMBINATION METER MEASURES pH, NUTRIENTS AND TEMPERATURE
BLUELAB COMBINATION METER MEASURES pH, NUTRIENTS AND TEMPERATURE
Control Wizard Accurate pH 8
Control Wizard Accurate pH 8
pH CONTROL KIT (12/CASE)
pH CONTROL KIT (12/CASE)
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).
Languages
English Deutsch Español
Product not found!
Continue
New Products For July
hf-HOJ03401 Earth Juice Grow, 2.5 gal
hf-HOJ03401
Earth Juice Grow, 2.5 gal

$50.61
hf-PRPSGWGR120 Plant Success     Great White Granular 1, 20 lbs
hf-PRPSGWGR120
Plant Success Great White Granular 1, 20 lbs

$133.92
dl-131300 12" x 12" Pressing Screen
dl-131300
12" x 12" Pressing Screen

$2.39
718045  FLORA GRO™ GALLON (4/CASE)
718045
FLORA GRO™ GALLON (4/CASE)

$19.00
714268 FoxFarm Lucky Dog K-9 Grower's Blend Bulk Tote 55 Cu Ft (2/Plt) (Special Order)
714268
FoxFarm Lucky Dog K-9 Grower's Blend Bulk Tote 55 Cu Ft (2/Plt) (Special Order)

$353.72
701180 Phresh Inline Filter 8in
701180
Phresh Inline Filter 8in

$193.99
eco-3987 T5 2' Replacement 6400K Bulbs (4 pack)
eco-3987
T5 2' Replacement 6400K Bulbs (4 pack)

$26.95
722977 BioBizz Top-Max 1 Liter (16/Cs)
722977
BioBizz Top-Max 1 Liter (16/Cs)

$33.25
707240 GROTEK™ RESERVOIR BOTTOM - 378LTR (100 GAL) - 51' X 51" X 13.5"
707240
GROTEK™ RESERVOIR BOTTOM - 378LTR (100 GAL) - 51' X 51" X 13.5"

$75.85
740005 Botanicare Horti-Trellis 4ft x 16ft
740005
Botanicare Horti-Trellis 4ft x 16ft

$6.07
hf-HNHR410 Humboldt Roots 250 ml.
hf-HNHR410
Humboldt Roots 250 ml.

$45.13
hf-GH5362 Diamond Black Qt.
hf-GH5362
Diamond Black Qt.

$11.37
hf-BBB1L BioBizz Bio-Bloom 1L
hf-BBB1L
BioBizz Bio-Bloom 1L

$14.11
AZD10 ACCUZEN SCALE WITH POUNDS & KILOGRAMS ON DIAL 10 lb /4.52 Kg - 9" x 9" stainless
AZD10
ACCUZEN SCALE WITH POUNDS & KILOGRAMS ON DIAL 10 lb /4.52 Kg - 9" x 9" stainless

$259.20
eco-4321 Pre-filter for 25" x 5"
eco-4321
Pre-filter for 25" x 5"

$4.31
704564 Yellow Sticky Ribbon Traps - 50 ft Roll
704564
Yellow Sticky Ribbon Traps - 50 ft Roll

$16.16
722079 GH Defguard Biofungicide / Bactericide 2.5 Gallon (2/Cs)
722079
GH Defguard Biofungicide / Bactericide 2.5 Gallon (2/Cs)

$226.73
hf-LKIT60 Agrosun Dayspot Grow Light Kit, 60W
hf-LKIT60
Agrosun Dayspot Grow Light Kit, 60W

$14.82
708978 Dramm Revolver 9 Pattern Spray Gun - Blue
708978
Dramm Revolver 9 Pattern Spray Gun - Blue

$10.28

SCA20009
Zenport SCA3 Battery Powered Electric Pruner replacement power cord

$26.25
733594 Orcon Ladybugs "Mail-Back" (Pack of 5) (Lady bugs)
733594
Orcon Ladybugs "Mail-Back" (Pack of 5) (Lady bugs)

$75.81
hf-LDP12 High Yields Lock Down Pads, 12", pack of 5
hf-LDP12
High Yields Lock Down Pads, 12", pack of 5

$10.30
hf-PB70200 Powerbox DPC-7500-240V-4P
hf-PB70200
Powerbox DPC-7500-240V-4P

$268.94
hf-BLU7500 Bluelab pH 7.0 Calibration Solution 500 ml, case of 6
hf-BLU7500
Bluelab pH 7.0 Calibration Solution 500 ml, case of 6

$44.58
733400 Rootbastic - 80ml
733400
Rootbastic - 80ml

$25.88
dl-171758 All Mesh Extraction Bags 5 Gallon, 8 Bag Set
dl-171758
All Mesh Extraction Bags 5 Gallon, 8 Bag Set

$87.01
860351 Abscent Banker - OD Green
860351
Abscent Banker - OD Green

$25.00
hf-BRGCB Back to the Roots     Garden in a Can, Basil
hf-BRGCB
Back to the Roots Garden in a Can, Basil

$5.28
Ads
Amazon Ad
Ads

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