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Reagent refill for Hanna Checker Nitrite ULR HI764.
- Enough reagent for 25 tests.
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Keeps me on target! By Tommy on 8/18/2015Tommy would recommend this product to a friendMy Hanna Checker works great! Simple, Accurate and Reliable!
Works as Expected By Shery on 4/30/2015Shery would recommend this product to a friendVery accurate, glad to have switched to a Hanna Checker.