I was board so I started testing meters. With the trucheon I could add 4000ppm of epsom salt and have the meter read the same before and after on two seperate ones.
karmaxul Reviewed by karmaxul on . 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