Biobizz Bio·pH Up and Down Organic Bio·pH+ Bio·pH- 500ml set.
How to use Biobizz Bio·pH+ and Biobizz Bio·pH- Biobizz Bio·pH Up and Down Organic Bio·pH+ Bio·pH- 500ml, hydroponics soil coco. Condition is New. Biobizz Bio·pH doesn't alter the NPK levels of your grow, so you know exactly what you are doing.