AngryMexican
Active Member
Can something bad (fungi, patogens) survive or thrive in Phosphoric acid? Cos I clealy see some little black dots floating around in my PH down bottle that I own for over a year ![Smile :) :)](/styles/smilies/icon_smile.gif)
![Smile :) :)](/styles/smilies/icon_smile.gif)
Agreed. I have the same thing.It could be some of the lid that got wet. That paper insert thing they use. Happens to me with my up and down