Horticulture Source   Lowest prices guaranteed: We beat and match prices!

Shop 14,400+ Horticultural, Organic & Hydroponics items!

  Contact Us Download vCard    Follow us on Twitter Our Facebook Profile
 
  Search: Quick Find  
Help [?] Phrase Advanced Search
 
Bookmark and Share
 
Secure   My Account   Cart Contents   Checkout  
  Horticulture Source » Discount Specialty Farm, Greenhouse, Garden & Hydroponics Supply 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.
Categories
* Lamps / Tubes / Bulbs ++ (544)
* Lighting Systems ++ (1150)
* Nutrients & Supplements (3927)
* Composters & Compost Tea Brewing (37)
* Organic Gardening (462)
* Leaf Shines & Washes (104)
* Pest & Disease Control (520)
* Cloning & Propagation (370)
* Grow Systems ++ (639)
* Meters, Timers & Instruments ++ (693)
* Pots / Containers (885)
* Pumps, Irrigation & Watering Supplies ++ (1424)
* Grow Media (538)
* Plant Seeds (10)
* Environmental Control ++ (1923)
* Greenhouses (82)
* Grow Rooms / Tents (128)
* Reflective / B&W Films (120)
* Garden Accessories ++ (741)
* Hand Tools ++ (511)
* Gardening Books & DVDs (57)
* Growing Apparel (3)
* Aquaculture / Aquarium / Reef Tank / Marine ++ (2)
Manufacturers more
What's New? more
Gro Pro Root Master Pot 7 in
744797
Gro Pro Root Master Pot 7 in
$1.06
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 12 guests online.
Ads
Product not found!
Continue
New Products For October
742010 HydroFlow Barbed Straight 3/16in to 3/16in (case of 500)
742010
HydroFlow Barbed Straight 3/16in to 3/16in (case of 500)

$60.00
dl-xnHFLSP-2.5G X Nutrients Grow Spray (2.5 Gallon)
dl-xnHFLSP-2.5G
X Nutrients Grow Spray (2.5 Gallon)

$54.29
hf-HGSTRIP Wet Circuits Power Strip
hf-HGSTRIP
Wet Circuits Power Strip

$49.94
dl-GOCF-2510-KD Premium Quality KDF85/Catalytic Carbon Mix
dl-GOCF-2510-KD
Premium Quality KDF85/Catalytic Carbon Mix

$30.50
eco-5828 Autopilot Desktop CO2 Monitor
eco-5828
Autopilot Desktop CO2 Monitor

$98.78
hf-ACR1412 Reducer 14" - 12"
hf-ACR1412
Reducer 14" - 12"

$14.24
SS600AA 600w 120v High Pressure Sodium Ballast.
SS600AA
600w 120v High Pressure Sodium Ballast.

$252.50
hf-HDIONSOGRGAL Ionic for Soil or Coco Grow, 1 gal
hf-HDIONSOGRGAL
Ionic for Soil or Coco Grow, 1 gal

$29.45
742515 Hydro Flow Half Circle Mini Bubbler w/ 6in Stake Barbed Inlet  (Case of 100)
742515
Hydro Flow Half Circle Mini Bubbler w/ 6in Stake Barbed Inlet (Case of 100)

$70.00
732040 B'CUZZ® GROW 1.0-0-0.7 - 12 OZ (12/CASE)
732040
B'CUZZ® GROW 1.0-0-0.7 - 12 OZ (12/CASE)

$16.86
Z104 Ergonomic Professional 8" Pruner
Z104
Ergonomic Professional 8" Pruner

$6.95
eco-4308 Active Air 60" x 16" Filter w/o Flange
eco-4308
Active Air 60" x 16" Filter w/o Flange

$212.24
740100 GREEN NETTING TRELLIS 6FT X 10FT
740100
GREEN NETTING TRELLIS 6FT X 10FT

$8.93
HY430 Super Bloom Liquid 0-7-5. 1 Gallon
HY430
Super Bloom Liquid 0-7-5. 1 Gallon

$21.31
713018 UNI-SLAB 9.5" x 8" x 4" (1EA =16 SLABS)
713018
UNI-SLAB 9.5" x 8" x 4" (1EA =16 SLABS)

$85.60
904870 Irradiator 8in Air Cooled Reflector (18/Plt)
904870
Irradiator 8in Air Cooled Reflector (18/Plt)

$101.09
hf-HGNEO3B Neoprene 3" Insert Black
hf-HGNEO3B
Neoprene 3" Insert Black

$14.96
hf-DB265SYS Dayton 265CFM Vent Blower
hf-DB265SYS
Dayton 265CFM Vent Blower

$99.21
718270 HydroDynamics Europonic Silicate 5 Gallon
718270
HydroDynamics Europonic Silicate 5 Gallon

$160.00
dl-510012 AquaVita™ 925 Sump Pump Garden hose adapter
dl-510012
AquaVita™ 925 Sump Pump Garden hose adapter

$0.83
FA522 8" Duct Coupler
FA522
8" Duct Coupler

$5.45
eco-5755A Ona Liquid Gallon - Polar Crystal
eco-5755A
Ona Liquid Gallon - Polar Crystal

$29.59
hf-BCPPGAL Power Plant 1 gal
hf-BCPPGAL
Power Plant 1 gal

$32.73
728425 ECOPLUS™ 6IN AIR STONE
728425
ECOPLUS™ 6IN AIR STONE

$0.89
701140 PHRESH CARBONAIRE PRE-FILTER REPLACEMENT ELASTIC BAND 8" X 24" (1 PAIR)"
701140
PHRESH CARBONAIRE PRE-FILTER REPLACEMENT ELASTIC BAND 8" X 24" (1 PAIR)"

$1.79
hf-BZR12 B'Cuzz Root, 12 oz
hf-BZR12
B'Cuzz Root, 12 oz

$16.87
719005 DYNA-GRO™ LIQUID GROW™ GALLON (4/CASE)
719005
DYNA-GRO™ LIQUID GROW™ GALLON (4/CASE)

$38.62
hf-GR46033 Grow More Fish Meal, 3 lb
hf-GR46033
Grow More Fish Meal, 3 lb

$10.69
Shopping Cart more
0 items - Add an item to the cart to get a quote!
 Estimate Shipping Costs by adding a product 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


PriceGrabber User Ratings for Horticulture Source
Tell A Friend
 
Share what you've found! Email a link to this page to friends, family, and colleagues!
Specials more
INVENTORY BLOWOUT SALE
MANY ITEMS FAR BELOW COST - while quantities last

B'CUZZ® FOLIAR 1.0-0-0 - OMRI LISTED GALLON (4/CASE)
B'CUZZ® FOLIAR 1.0-0-0 - OMRI LISTED GALLON (4/CASE)
$67.41
$37.70
Similar Products
Waterproof pH/Temperature Meter
hf-HMDPH200
Waterproof pH/Temperature Meter
$71.36

Gro'chek replacement probe for HI9813-6
hf-HI1285-6
Gro'chek replacement probe for HI9813-6
$99.21

pH Combo Electrode Glass Body - Refillable Temp. Sensor
hf-HI1292D
pH Combo Electrode Glass Body - Refillable Temp. Sensor
$137.77

pH Monitor / Hi-Lo User Select Alarm
hf-MIMC110
pH Monitor / Hi-Lo User Select Alarm
$101.35

GroChek pH/EC/TDS/C Portable meter
hf-HI9813-6N
GroChek pH/EC/TDS/C Portable meter
$202.74

Languages
English Deutsch Español
Currencies
Ads
Ads

Customer Service

 

Shopping Help

 

My Account

 

Tools & Resources

BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate PriceGrabber User Ratings for Horticulture Source ShopWiki Certified Store
Official PayPal Seal
Merchant Services
HorticultureSource.com is an Upfront Merchant on TheFind. Click for info. Secured by RapidSSL
Secured by RapidSSL
100% Satisfaction Guaranteed  Proud Hydro for Hunger Participant
 Proud Participant
APO/FPO addresses are no problem.
International orders are always welcome!
UPSFedExUSPS OnTrac CalOver EstesR+LSouthEasternSAIA
Copyright © 2005 — 2014 Usisu, Inc.: Conditions of Use VISAMasterCardAmerican ExpressDiscoverDiners ClubJBCPayPal Money Order