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Designed as a more accurate alternative to chemical test kits, this checker provides quick, accurate results in four easy steps
The Hanna Instruments-761 uses an adaptation of the USEPA method 330.5. The reaction between the chlorine and DPD reagent causes a pink tint in the sample.Accurate from ±5ppb ± 5% of reading
Dedicated to a single parameterUses a single AAA battery
Auto Power Off after 10 minutes in inactivityBuilt-in timer for timed reaction readings
Education
Water PurificationEnvironmental
The Hanna Instruments-761 Checker is supplied with 2 cuvettes and caps, reagent starter kit (6 packets for total chlorine ultra-low range - re-ordering information Hanna Instruments-761-25 x 25 tests), 1 x 1.5V AAA battery, and an instruction manual.
Also available: Calibration set Hanna Instruments-711-11
Four steps. One click. Instant Readout.
1. ‘Zero’ the Checker®HC with your vial inside
Ships within 48 hours · Estimated delivery Jul 18 - Jul 23
US$40
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