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Your cart is empty.Method: Indigo Carmine. Kit comes in a plastic case and contains everything needed to perform 30 tests: Refill, Comparator, 25 mL sample cup, and instructions.CHEMetrics R-7512 Dissolved Oxygen Indigo 1-12 Refill Kit.
John Zsigo
2025-08-19 11:37:58
I am a science teacher and we use these as part of our water quality unit. Great results.
ANDREW YAZZIE
2025-08-02 21:38:18
Awesome was there when we needed it!
jeff h.
2025-07-28 18:59:25
First product received all ampules were broken, replacement kit received in the same condition as the first, all broken. Returning. Cost me a day in the lab.
Cristobal Aguirre
2025-05-23 12:26:50
uso este producto para medir el O2 disuelto
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