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...
