Bluelab soil pH pens are as good as it gets for quality instruments. This pH pen is designed to last and provide reliable numbers for regular soil tests or any growing medium.
-We offer a Pre-Calibration option, each Bluelab pH pen includes sachets of solution to initially calibrate your pen, we will calibrate the pen in-house without using these up.-
They are waterproof units that can be fully submerged if required. Serviceable battery and calibration function ensure you are going to have the accuracy required for both commercial or domestic applications.
How to use:
Instructions can be found here
Bluelab Corporation has built a solid reputation in the international hydroponic industry over many years and is based in NZ.
They manufacture a range of high-quality hydroponic meters, monitors, dosing controllers and accessories.
All products are made at their factory in New Zealand and exported to the world.
The rugged and feature-packed Bluelab product range is ideally suited for commercial hydroponic growers and the price competitiveness of the range also makes them a popular choice for home growers.