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Hello everyone. As always, I'm grateful for this forum. I have an unusual situation, and I'd like a little advice. Background... I was heading out of town, and didn't have any bleach. So I crushed up about 10 trichlor tabs and put them in a floating dispenser. (I know, I know...) When I...

Hello, I'm having something rather strange happen with my TF-100 test kit. I'm doing a bucket test (2gal pool water, 1/4 tsp bleach), and using the FAS/DPD drop test for FC. I add the powder, then swirl, then add 4 drops of the R-0871 liquid. It neutralizes the pink color. But then if I wait a...