LaMotte Dissolved Oxygen Test Kit K&H Pet Products running a single airline from

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LaMotte Dissolved Oxygen Test Kit K&H Pet Products running a single airline fromThis kit tests for Dissolved Oxygen using the Direct Reading Titrator method. Range sensitivity is 0 10 ppm 0. 2 ppm O2. NOTE: This item drop ships straight from the manufacturer and can take from two to four weeks to ship.