Star san is good until your ph reaches above 3 right?
I never checked it before and mixed some up today and tested it with a ph strip and it was way above 3 with my tap water, so it has never been effective this whole time I have been using it?
I never checked it before and mixed some up today and tested it with a ph strip and it was way above 3 with my tap water, so it has never been effective this whole time I have been using it?