How to Use and Store pH Meters
A lot of people are completely oblivious to how to use a ph meter the ...
How to Make KCL 3M Solution for pH Meters
These mofos are getting away with straight robbery charging 13 dollars for a bottle of ...
Ok, sounds good. Thanks for the update!
Hey sorry But I temporarily shut down the masterclass as I update it and figure out a better payment method.…
hi there, i recently bought my first 4x4 grow tent and used your recommendation for the mars hydro fc6500. i…
Good point, I do discuss this a lot in my other videos but I will link it to this: Thanks…
I have the same Apera meter. It uses a 500 scale to convert to ppm. Most meters use 700. The…