Quote Originally Posted by mchale76 View Post
It does not say copper anywhere...just Nature's Way Crystal Blue 1" Chlor Tabs (trichloro-s-triazinetrione = 99%, other ingredients = 1%). Assuming there is copper...what should I be using? As for the Borax, any particular kind?
I won't "bet the farm" on it, but I'd assume that any Tri-Chlor product that is 99% Tri-chlor doesn't have a copper component, despite the word "blue". I believe, when Copper is in the Tri-chlor tabs, "Other ingredients" are around 7% or more, not 1%.