Lots of people have noted on here that they mix up a batch of Starsan and use it over and over for "a long time" or "several months." How can you tell when it will no longer be effective?
Someone mentioned testing the ph level, but I also am not sure what the best way to do that is.
Thank you!
Someone mentioned testing the ph level, but I also am not sure what the best way to do that is.
Thank you!