Is there a pH controller?

[knowledge]

I am looking to find a product i can use to administer ph up or down as required without having to do it myself.

Is there such a product?

If so how does it work?

knowledge Reviewed by knowledge on 01-28-2006. Is there a pH controller? I am looking to find a product i can use to administer ph up or down as required without having to do it myself. Is there such a product? If so how does it work? Rating: 5