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PH Control pH- pH+ and Calibration Fluid from Essentials Lab 250ml 1L

£3.00£11.50
Essentials LAB Buffer 4 and 7 is the ideal solution for 2-point calibration of pH meters at pH4 and pH7.

Essentials LAB pH+ and pH- 250ml – adjust the pH of your nutrient solution

£7.50
Essentials LAB pH+ is a concentrated alkaline solution (50% potassium hydroxide) which can be used in small, controlled doses to

Essentials LAB Buffer 4 & 7 bundle pack for accurate 2-point calibration

£5.50
Essentials LAB Buffer 4 and 7 is an ideal solution for calibration of pH meters. Regular calibration will keep your

Biobizz pH +

£3.50£11.41
Bio pH+ is an organic pH regulator that works to ensure that acidity / alkalinity levels in the substrate remain optimal, for the absorption of nutrients and for the health of beneficial microorganisms. Bio pH+ contains a rich source of humic acid, a powerful natural additive that works to accelerate nutrient uptake, promoting healthy growth and development.

Biobizz Bio pH Down

£4.00£12.29
BioBizz Bio·pH- is your go-to pH regulator for precise nutrient solution control. Achieve optimal pH levels effortlessly, promoting healthier and more productive plant growth.

Indica Nutrients pH Alkalizer pH-Up 1L

£8.50
Nutrient solutions need to be kept above pH5.5 to ensure that every essential nutrient remains available to your crop. However, sometimes the crop itself can acidify the nutrient solution as roots exude acids naturally. Some fertilizer combinations can also acidify the nutrient solution below pH 5.5. As such, the regular monitoring and use of Indica pH UP ensures that your nutrient solution always remains in the sweet spot of pH 5.5-6.5.

Indica Nutrients pH Acidifier pH-Down 1L

£9.00
Nutrient solutions need to be kept below pH7.0 to ensure that every essential nutrient remains available to your crop. However, sometimes the nutrient solution can become alkaline. This can be due to the action of the crop itself as it selects specific nutrients to remove from the solution. Other times it can be due to the use of alkaline tap water, or the use of alkaline fertilizers or additives. As such, the regular monitoring and use of Indica pH DOWN ensures that your nutrient solution always remains in

Vitalink pH Buffer 7

£1.80£4.00
VitaLink pH Buffer 7 - Your key to maintaining precise pH levels for healthy plant growth in hydroponics. Calibrating your pH meter is essential for taking accurate readings and keeping your nutrient solution within the correct pH range. Vitalink pH buffer 7 provides a solution for you to calibrate your pH meter accurately.

Vitalink EC Calibration Fluid

£1.60£3.50
Keeping your nutrient strength meter calibrated is essential for taking accurate readings and keeping your nutrient solution within the correct strength range. Vitalink CF Calibration Fluid provides a solution for you to accurately calibrate your nutrient strength meter, so you can be sure your plants are getting the right balance of nutrition.

Vitalink pH Easy Kit 250ML

£3.50
Maintain optimal pH levels with the Vitalink pH Easy Kit (250ml). Achieve precise pH control for healthy plant growth. Get the Vitalink advantage.