Horticulture Source » Gardening & Hydroponics Store » Hanna Instruments: Hanna Checker Marine Calcium HC [716980]   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.
Happy National Small Business Week! This week celebrates small businesses like ours and the support surrounding them.
Categories
* Lamps / Tubes / Bulbs ++ (508)
* Lighting Systems ++ (1087)
* Nutrients & Supplements (4310)
* Composters & Compost Tea Brewing (45)
* Organic Gardening (540)
* Leaf Shines & Washes (125)
* Pest & Disease Control (538)
* Cloning & Propagation (424)
* Grow Systems ++ (598)
* Meters, Timers & Instruments ++ (701)
* Pots / Containers (998)
* Pumps, Irrigation & Watering Supplies ++ (1541)
* Grow Media (558)
* Plant Seeds (18)
* Environmental Control ++ (1931)
* Greenhouses (90)
* Grow Rooms / Tents (165)
* Reflective / B&W Films (130)
* Garden Accessories ++ (875)
* Hand Tools ++ (520)
* Gardening Books & DVDs (59)
* Growing Apparel (11)
Manufacturers more
What's New? more
Integra Boost 62% Humidity Pack 8gr (Case of 300)
dl-D62-08
Integra Boost 62% Humidity Pack 8gr (Case of 300)
$190.80
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 24 guests online.
Ads
Product not found!
Continue
New Products For May
707935 Duralastic 3ft x 6ft ID White Tray
707935
Duralastic 3ft x 6ft ID White Tray

$86.58
724781 ROOT MAKER 3 GALLON ROUND
724781
ROOT MAKER 3 GALLON ROUND

$4.90
728878 ROOT POTS - 600 GALLON 90" X 24" (1/CASE) - SPECIAL ORDER ONLY
728878
ROOT POTS - 600 GALLON 90" X 24" (1/CASE) - SPECIAL ORDER ONLY

$54.71
hf-QT400 Quantum 400W Dimmable Ballast
hf-QT400
Quantum 400W Dimmable Ballast

$90.38
718168 GH Hardwater Flora Micro (275 Gallon Tote) (Special Order)
718168
GH Hardwater Flora Micro (275 Gallon Tote) (Special Order)

$3,339.53
hf-GH6700 RainForest Modular 318 - Vortex Sprayer
hf-GH6700
RainForest Modular 318 - Vortex Sprayer

$200.12
dl-SJINT240 Secret Jardin Intense 8' x 8' x 7' (INT240)
dl-SJINT240
Secret Jardin Intense 8' x 8' x 7' (INT240)

$1,152.00
dl-BBG200272 BioBizz Bio·Heaven™ 1 ltr
dl-BBG200272
BioBizz Bio·Heaven™ 1 ltr

$59.07
eco-5996 Dirt Pot - 45 Gallon
eco-5996
Dirt Pot - 45 Gallon

$14.36
dl-ETDFMS-2.5ga Deep Fusion Micro Soil 2.5gal
dl-ETDFMS-2.5ga
Deep Fusion Micro Soil 2.5gal

$48.17
747656 Hydro Flow / Netafim 5 mm Insert Connector - Barb x Threaded (Box of 150)
747656
Hydro Flow / Netafim 5 mm Insert Connector - Barb x Threaded (Box of 150)

$37.05
hf-ACANS30LS Copper Line Set for ACANS30
hf-ACANS30LS
Copper Line Set for ACANS30

$171.50
HL7V 250w 4K Metal Halide Lamp (Universal Burn).
HL7V
250w 4K Metal Halide Lamp (Universal Burn).

$33.56
719581 ADD.27 FLOWER 1L / 34OZ (6/CASE)
719581
ADD.27 FLOWER 1L / 34OZ (6/CASE)

$14.99
721500 ACTINOVATE LAWN & GARDEN 2oz
721500
ACTINOVATE LAWN & GARDEN 2oz

$17.42
901544 ULTRA SUN™ BLUE ENHANCED METAL HALIDE MS1000/10000 1000 WATT T-120 90,000 LUMENS (12/CASE)
901544
ULTRA SUN™ BLUE ENHANCED METAL HALIDE MS1000/10000 1000 WATT T-120 90,000 LUMENS (12/CASE)

$37.62
719760 CYTOPLUS 100 GRAMS 24/CS
719760
CYTOPLUS 100 GRAMS 24/CS

$6.90
hf-BLU27725 Bluelab 2.77 EC Conductivity Solution 250 ml, case of 6
hf-BLU27725
Bluelab 2.77 EC Conductivity Solution 250 ml, case of 6

$33.22
hf-ROBBG Buddha Bloom 1 gal
hf-ROBBG
Buddha Bloom 1 gal

$31.08
dl-HNE15C Humboldt Earth 1.5 cf
dl-HNE15C
Humboldt Earth 1.5 cf

$11.10
hf-ETPM1GAL Purple Maxx, 1 gal
hf-ETPM1GAL
Purple Maxx, 1 gal

$163.15
723950 Emerald Harvest Cal-Mag Quart/0.95 Liter (12/Cs) 2 - 0 - 0
723950
Emerald Harvest Cal-Mag Quart/0.95 Liter (12/Cs) 2 - 0 - 0

$10.66
640273 Magnum XXXL 8in Replacement Glass Frame
640273
Magnum XXXL 8in Replacement Glass Frame

$68.34
hf-EZCOL35S EZ Clone Neoprene Insert (35/bag) Soft Cloning Collars
hf-EZCOL35S
EZ Clone Neoprene Insert (35/bag) Soft Cloning Collars

$10.95
706920 Sun Hut The Big Easy 3ft x 3ft
706920
Sun Hut The Big Easy 3ft x 3ft

$116.28
740635 Measure Master 5000g Digital Scale w/ Bowl
740635
Measure Master 5000g Digital Scale w/ Bowl

$37.56
704504 Nuke Em 8oz (12/Cs)
704504
Nuke Em 8oz (12/Cs)

$19.53
dl-907401 1 Gallon Black Square Pot
dl-907401
1 Gallon Black Square Pot

$0.83
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
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


Tell A Friend
 
Share what you've found! Email a link to this page to friends, family, and colleagues!
Specials more
3 inch Neoprene Disk Insert
3 inch Neoprene Disk Insert
$0.96
$0.79
Similar Products
Bluelab pH Controller / Doser
716342
Bluelab pH Controller / Doser
$387.60

Milwaukee pH hand meter SM100
hf-MIMW100
Milwaukee pH hand meter SM100
$77.96

Rapitest pH Soil Tester
hf-LL01612
Rapitest pH Soil Tester
$4.87

Accurate pH 2.
CW502
Accurate pH 2.
$37.36

Digital Soil Thermometer
hf-LL01625
Digital Soil Thermometer
$12.19

Languages
English Deutsch Español
Currencies
Ads
Amazon Ad
Ads
Rotating 480

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
Matched Content
APO/FPO addresses are no problem.
International orders are always welcome!
UPSFedExUSPS OnTrac CalOver EstesR+LSouthEasternSAIA
Copyright © 2005 — 2016 Usisu, Inc.: Conditions of Use VISAMasterCardAmerican ExpressDiscoverDiners ClubJBCPayPal Money Order