HI5036-050 is a quick calibration solution for use with Hanna's GroLine pH and/or EC/TDS meters. Using the Quick Cal function found in compatible meters allows for a single point calibration ...
TDS-3 Handheld TDS meter
Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent and accurate due to its advanced microprocessor technology. It features ...
General Hydroponics Pro pH adjusters are based on completely different technology than our traditional smaller sized adjusters offering. New non-mineral based acids and bases will not add nutrient ...
General Hydroponics Pro pH adjusters are based on completely different technology than our traditional smaller sized adjusters offering. New non-mineral based acids and bases will not add nutrient ...
Accurate direct pH measurements in any substrate in seconds
Reinforced spear-tip for fast, direct measurement in substrates
Effective in soil, coco coir blends, rockwool, potting mixes and so...
Bluelab Conductivity Pen (EC or ppm)
A robust handheld solution for measuring conductivity and temperature on the go
Fully waterproof, not just water-resistant
Selectable measurement units so you ...
