If you are testing the TC with the OTO test in the walmart kit be aware that OTO is not the most accurate test to read. It is possible that your TC was higher. The test takes about 2 minutes to develop fully.
Re: Detection limit for Wal-Mart kit CH test??
If you are testing the TC with the OTO test in the walmart kit be aware that OTO is not the most accurate test to read. It is possible that your TC was higher. The test takes about 2 minutes to develop fully.
Retired pool store and commercial pool maintenance guy.
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