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Unfortunately, yes. I started with a 25mL sample and got above 100 drops before I thought maybe I was doing something wrong. Then, I switched to the 10mL sample and counted to 125 drops when the mixture finally turned blue.

Well, I finally got around to using the TF-100 test kit instead of the strips. I am a little concerned that I have been running a science experiment and not a swimming pool. I also think this may have something to do with the white spots. Can anyone give me a hand on first steps to getting...

Yep, it is smooth and it seems like this is exactly what may have happened in my case. Is there a cure for this or is the only option to get my pool replastered?

Ok, I just ordered the TF-100, thanks for the heads-up on that. I attached some images of my problem. Thanks for your help.

I know this is probably a repost and I apologize profusely for that but I couldn't find a related topic in an existing thread. I have a dark-bottom pool and since about eight months after we built it, white stains have been appearing throughout. I was told it has to do with not keeping the pH...