pH instruments must be cleaned and calibrated at least monthly to provide you with the most accurate reading. pH measuring equipment is calibrated ...

A hardy, compact pH and temperature pen Perfect for quick and easy pH and temperature readings direct from your solution Fully waterproof - not ...

Improve longevity with KCl How to care for your Bluelab pH products Your pH probe is a sensitive glass instrument that ages through everyday use. I...

This probe is compatible with all Bluelab products with a corresponding BNC connector, such as the Combo Meter and Guardian Monitor. Dependable d...

24/7 control of your reservoir pH, conductivity, and temperature anywhere, anytime from your phone Built-in Wi-Fi (with option to disable) Monit...

Care, hydration and calibration – in one kit Maintaining your Bluelab pH and conductivity probes To ensure ongoing accuracy and longevity, we r...

A hardy handheld solution for measuring soil pH and temperature on the go  Effective in most growing media and in water/solution Fully waterproof ...

Flairform's PH Down is made from Citric Acid, and allows you to adjust the pH level of your nutrient solution. 

For reliable & fast pH readings "Unlike electronic pH meters, there is NO complex or costly maintenance required with the pH Test Kit"Retaile...

PH-80   PH-80: pH HydroTester Series The PH-80 has proven to be the MOST reliable pH meter in its price range. It has become a favorite in such a...

PLEASE NOTE: Hy-Gen pH DOWN and UP are classed as dangerous goods, and as a result we can only offer Click & Collect or Local Delivery. An alte...

Hy-Gen Calibration solution comes in 2 types, 4.0 and 7.0 Hygen pH Buffer is the upper calibration point in the "two-point" calibration of electron...

Hy-Gen Calibration solution comes in 2 types, 4.0 and 7.0 Hygen pH Buffer is the upper calibration point in the "two-point" calibration of electron...

PLEASE NOTE:pH Down is classed as a dangerous good which attracts extra freight charges by our couriers.Please select the "Dangerous Goods Shippi...

HY-GEN® is the mark of guaranteed quality. All calibration and care solutions are made using high quality analytical grade constituents. All formul...

Easy to use PH test kit to keep your plants at their best and always handy to have as a backup.

PLEASE NOTE:pH Up is classed as a dangerous good which attracts extra freight charges by our couriers.Please select the "Dangerous Goods Shipping...

Nutrient Tubing (Black) suitable for Bluelab PeriPod 

Professors Organic pH Down is designed to decrease the pH level in your nutrient solution. If the pH is not sitting within acceptable range, you ar...

Professors Organic pH Up is a carefully formulated pH adjusting solution designed to optimize the pH level in your soil or hydroponic system. Ensur...