HI771 CHECKER HC ® – CHLORINE, ULTRA-HIGH RANGE

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The HI 771 Checker®HC is a simple, accurate, and cost effective way to measure ultra-high ranges of chlorine.  Designed as a more accurate alternative to chemical test kits, the HI 771 provides quick, accurate results in four easy steps.

1.) Step One – Add a sample to the included cuvette(s)

2.) Step Two – Insert sample into the Checker and zero it out

3.) Step Three – Remove sample and add reagent

4.) Step Four – Reinsert sample and click the button to measure your results or… – Press and hold the button for 3 seconds for a time reaction reading
The HI 771 uses an adaptation of the standard methods for water and wastewater 4500Cl.