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pH Testing & Control - 10 - Mega Sale! Save up to 21%


Mega Sale! Up to 21% off on pH Testing & Control at Hotel Green House. Top brands include General Hydroponics, Generic/UNBRAND, Brand new, Balance World Inc, Bluelab, fortunershop, Unknown, BombDealsStore, pH Meters, NA, Z3Z, Microbe Life, XCSOURCE, & DLS. Hurry! Limited time offers. Offers valid only while supplies last.



General Hydroponics pH Up 8 oz Base, case of 12
General Hydroponics pH Up 8 oz Base, case of 12
By General Hydroponics
SKU: #FHHYMS0040
In Stock
$59.37

sku: FHHYMS0040, mpn: GH1521, ean: 0793094000000,

To maximize plant growth, the pH content of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5. Users of General Hydroponics nutrient products generally do not experience pro...




Brand New Digital PH Meter Tester Pocket Portable Pool Water Aquarium Hydroponic Wine
Brand New Digital PH Meter Tester Pocket Portable Pool Water Aquarium Hydroponic Wine
By Brand new
In Stock
$10.59
$10.58

ean: 0038478203814,



Digital LCD PH Meter Soil Aquarium Pool Water Wine Urine Pen Tester Analyzer NEW
Digital LCD PH Meter Soil Aquarium Pool Water Wine Urine Pen Tester Analyzer NEW
By Balance World Inc
In Stock
$34.99

ean: 0706001225595,

Specification: 100% brand new and high quality Quantity:1PC Display: LCD Digital Accuracy: 0.01 Resolution: 0.01 Operating Temperature: 0~80°C Measuring Range: 0.00~14.00 Standby time: Approx 2000hours Display contents: Power Capacity, PH Value, Tem...


Bluelab pH Probe Care Kit
Bluelab pH Probe Care Kit
By Bluelab
In Stock
$17.19
$14.85
You Save: 14%

ean: 9421024920623,

4.8 out of 5 stars with 12 reviews
The instrument is only as accurate as the probe is clean. Probe cleaning is one of the most important parts of owning or operating any Bluelab meter, monitor or controller. The probe surface is where the instrument takes the reading of the solution o...


Digital PH Meter Tester Pocket Portable Pool Water Aquarium Hydroponic Wine New
Digital PH Meter Tester Pocket Portable Pool Water Aquarium Hydroponic Wine New
By fortunershop
In Stock
$17.86

ean: 6297980574070,

1 Digital PH Meter Pocket Sized Features: Brand New and High Quality. Excellent meter, very accurate and durable. With protective plastic case and calibration screwdriver. An ideal instrument for aquarium, fishing industry, swimming pool, school la...


3in1 Digital LCD TDS EC Water Quality Meter Tester Filter Purity Pen Stick PPM
3in1 Digital LCD TDS EC Water Quality Meter Tester Filter Purity Pen Stick PPM
By Unknown
In Stock
$16.74

mpn: 4332684503, ean: 0746264054341,

- Hold Function saves measurements for convenient reading and recording - Auto-off function automatically shuts off after 10 minutes of non-use - Measurement Range: 0-9990 ppm. From 0-999 ppm, the resolution is in increments of 1ppm - Also available ...


US Digital PH Meter Tester Pocket Portable Pool Water Aquarium Hydroponic Wine
US Digital PH Meter Tester Pocket Portable Pool Water Aquarium Hydroponic Wine
By Unknown
In Stock
$14.06

ean: 0746264054365,

- Resolution: 0.1pH - Accuracy: +- 0.1pH( at 20 C / 68 F) - Typical EMC DEV: +- 0.2pH - Batteries: 3 x 1.5V ( AG-13 Button Battery) - Function: Test the PH of water, wine and Urine - Environment: 0 Cel. - 50 Cel. ( RH < 95%) - Dimensions: 152mm (L) x...


Digital PH Meter Tester Pocket Portable Pool Water Aquarium Hydroponic Wine New by BombDealsStore
Digital PH Meter Tester Pocket Portable Pool Water Aquarium Hydroponic Wine New by BombDealsStore
By BombDealsStore
In Stock
$13.99

ean: 0724893970652,

1 Digital PH Meter Pocket SizedFeatures: Brand New and High Quality.Excellent meter, very accurate and durable.With protective plastic case and calibration screwdriver.An ideal instrument for aquarium, fishing industry, swimming pool, school laborato...


GH pH Up Liquid Quart
GH pH Up Liquid Quart
By General Hydroponics
In Stock
$28.99

mpn: 722090, ean: 8927615884806,

This Base solution is formulated using Potassium Hydroxide and Potassium Carbonate. Add a little at a time when your nutrient pH is too low in order to raise the pH to the proper level.This powder based formula is made to raise the pH in a reservoir....


General Hydroponics GH1514 General Hydroponics Ph Control Kit (Pack of 3)
General Hydroponics GH1514 General Hydroponics Ph Control Kit (Pack of 3)
By General Hydroponics
In Stock
$67.76

ean: 0793094246866,

pH controls is essential for stimulating vigorous plant growth. The pH scale measures acidity or alkalinity on a scale of 0-14. Below 7.0 the pH is acidic. Above 7.0 , the pH is alkaline. 7.0 is nuetral. The best pH for general plant growth is in the...


Digital Ph Meter + TDS Tester Aquarium Pool Hydroponic Monitor Water 0-9999 PPM
Digital Ph Meter + TDS Tester Aquarium Pool Hydroponic Monitor Water 0-9999 PPM
By pH Meters
In Stock
$14.99
$11.80
You Save: 21%

ean: 0730337086926,

4.2 out of 5 stars with 24 reviews
Specifications pH Calibration Buffer Powder for pH4.00, pH6.86 Powder buffer solution provide indefinite or long shelf life and stability, ideal for low volume use. Each pack makes 250mL of buffer solution. It's lightweight, inexpensive and takes up ...


Digital PH Meter Tester Pocket Portable Pool Water Aquarium Hydroponic Wine New
Digital PH Meter Tester Pocket Portable Pool Water Aquarium Hydroponic Wine New
By pH Meters
In Stock
$10.58

mpn: 4316276095, ean: 0730337087039,

Specification: *Measuring pH Range: 0.0 - 14.0 pH *Resolution: 0.1 pH *Accuracy: ±0.1 pH (at 20°C/68°F), ±0.2 pH *Operating Temperature: 0 - 50°C (32 - 122°F) *Calibration: Manual, 1 point *Relative Humidity:...




New 3in1 Plant Flowers Hydroponic Soil Moisture PH Light Meter Tester
New 3in1 Plant Flowers Hydroponic Soil Moisture PH Light Meter Tester
By Z3Z
In Stock
$18.98

ean: 8897785895844,

Description: 100% brand new and high quality 3 in 1 multifunctional moisture, PH and light meter No battery required, simple and convenient to use Simply insert probe of the meter into the soil, switch to the setting you want to measure and read the ...


Bluelab pH 7.0 Calibration Solution 500 ml
Bluelab pH 7.0 Calibration Solution 500 ml
By Bluelab
In Stock
$19.37

mpn: 732896, ean: 8927615885131,

pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7.0 first (buffer) then to pH 4.0 (slope).Calibration Solutions should be stored in a cool place...


MICROBE Life Hydroponics pH Down 32oz
MICROBE Life Hydroponics pH Down 32oz
By Microbe Life
In Stock
$29.08

mpn: 4316276127, ean: 0097121214034,

It is formulated with R/O and UV sterilized water and combine two pH adjusters for buffered effectiveness. It contains three electrolytes to help maintain osmotic balance.It will never harm plants. ML/pH DOWN safely lowers pH in nutrient solutions. ...


XCSOURCE Professional TDS EC Tester pH Meter Digital Temp PPM Check Water Quality Purity for Filter Pool Aquarium Hydroponic BI669
XCSOURCE Professional TDS EC Tester pH Meter Digital Temp PPM Check Water Quality Purity for Filter Pool Aquarium Hydroponic BI669
By XCSOURCE
In Stock
$17.19

mpn: BI669, ean: 4894479833773,

Features: PH Meter: Ideal instrument for any aquarium, the fishing industry, swimming pools, school laboratories, food & beverage, etc. Excellent PH meter, very accurate and durable. Auto-off function: turns off meter after non-use in 5 minutes to sa...


DLS Soil Moisture Meter Indoor Outdoor Sunlight PH Acidity 3-in-1 Soil Tester Kit for Garden Farm Lawn Planter (No Battery Needed) Easy Read Indicator
DLS Soil Moisture Meter Indoor Outdoor Sunlight PH Acidity 3-in-1 Soil Tester Kit for Garden Farm Lawn Planter (No Battery Needed) Easy Read Indicator
By DLS
In Stock
$12.68

ean: 0783942919486,

With DLS 3-in-1 Soil Meter, you can easily check on the condition of your plants. The moisture meter will quickly tell whether your plants is doing well. Firstly, let you know that dry and needs water or wet and could use a day to dry out, you will n...


Bluelab pH Probe KCl Storage Solution 100 ml
Bluelab pH Probe KCl Storage Solution 100 ml
By Bluelab
In Stock
$23.77

mpn: 716056, ean: 8927615883878,

The perfect solution to store and hydrate your Bluelab pH products. Bluelab® pH Probe KCl Storage Solution is made specifically for use with Bluelab® pH products. It is designed to increase response time and maximize the life of Bluelab pH pens and...



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