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2 Reviews
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Average Customer Review
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2 of 3 people found the following review helpful:
4.0 out of 5 stars
test kits work,
By Fred (Midwest, USA) - See all my reviews
This review is from: Tetra test Oxygen Kit, 30-Pack (Misc.)
Our son used this for a science project and it seemed to work just fine.
5.0 out of 5 stars
Good,
Amazon Verified Purchase(What's this?)
This review is from: Tetra test Oxygen Kit, 30-Pack (Misc.)
We used this for a science project, measuring the O2 levels in the tanks. It was okay and worked fine as long as the same person was interpreting the color change everyday.
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Tetra test Oxygen Kit, 30-Pack by Tetra
Out of stock
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