I bought these because they tested so many things only needed for shrimp and snails. So I tested the water in both of my tanks and she said they were perfect. So I put my fish in it. I lost three snails, countless shrimp and a few fish. I thought I got them from here until I realized they came from different places. Can't be me because the stripes say the water is PERFECT! I took some water to get tested elsewhere and low and lo and behold my nitrates are off the charts! I have literally just compared these strips to a few others and absolutely NO reactions in the Nitrates, Nitrites, MPS and Total Chlorine squares!
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