Water & Aeration

Ideal for commercial use. Includes a carrying case with belt clip. Highly efficient and accurate due to its advanced microprocessor technol...

The COM-300 is an advanced waterproof combo meter with superior accuracy. The meter measures four parameters: pH, electrical conductivity (...

Soil Testing Simplified! Soil Savvy™ is a teady-to-use professional-grade soil test kit available to the general public that provides an ea...

Alchemist pH Down is comprised of very pure, food-safe ingredients. This unique buffer is non-toxic, non-corrosive and non-hazardous, makin...

Alchemist pH Up is comprised of very pure, food-safe ingredients. This unique buffer is non-toxic, non-caustic and non-hazardous, making it...

General Hydroponics pH Test Kits make pH testing easy. Simply fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator ...

General Hydroponics pH Control Kit contains 8 oz pH UP, 8 oz pH DOWN, 1 oz indicator and vial.

This Base solution is formulated using potassium hydroxide and potassium carbonate. Add a little at a time when your nutrient pH is too low...

The acid formulation uses food-grade phosphoric acid to lower the pH to the proper level.

General Hydroponics™ uses the highest-quality reference solutions, allowing growers to calibrate many popular brands of PH, EC and TDS mete...

Keep your nutrient solution in the sweet spot with Emerald Harvest® pH Up. A pH reading below 5.5 is considered too acidic for mos...

Keep your nutrient solution in the sweet spot with Emerald Harvest® pH Down. A pH reading above 6.5 is considered too alkaline for most hyd...

The most common reasons for pH meter error is dry storage of the electrode and electrode contamination. These cause loss of accuracy, reduc...

CYCO pH Down lowers the total pH value of the made nutrient solution.

CYCO pH Up raises the total pH value of the made nutrient solution.

This blend of organic acids lowers your nutrient solution's pH. It's our pH down. Don't worry if you over shoot the down: just add some Oly...

One of a kind in the industry. Olympus is derived from micronized limestone designed to not only raise the pH of your nutrient solution, bu...

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 Blue...

Everything you need to clean, hydrate and calibrate pH probes as well as clean and test conductivity (ppm/EC) probes. The instrument is onl...

Everything you need to clean, hydrate and calibrate pH probes. Probe cleaning and correctly storing pH probes ensures you get the most accu...

"pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are c...

"The 2.77EC solution is used as a reference or checking solution to ensure you have adequately cleaned the EC/ppm probe. Calibration Soluti...

The perfect solution to store and hydrate your Bluelab pH products. Bluelab pH Probe KCl Storage Solution is made specifically for use with...

Fight warm water problems with an EcoPlus® Water Chiller! Digital control system for accurate, stable water temperature that helps to keep ...