Hanna Instruments-761 Total Chlorine Ultra Low Range Handheld Colorimeter, Checker®HC

Hanna InstrumentsSKU: HI-761
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Sale price£60.47
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Description

Ideal for swimming pools & spas, the Hanna Instruments-761 Checker is a simple, accurate, and cost effective way to measure ultra-low ranges of total chlorine.


Checker®HC is supplied with reagents for 6 tests. Use code Hanna Instruments-761-25 (25 tests) for future purchases.





he Hanna Instruments-761 Checker is a simple, accurate, and cost effective way to measure ultra-low ranges of total chlorine.


Designed as a more accurate alternative to chemical test kits, the Hanna Instruments-761 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.


Features



  • Small palm-sized design

  • Accurate from ±5ppb ± 5% of reading

  • Dedicated to a single parameter

  • Uses a single AAA battery

  • Auto Power Off after 10 minutes in inactivity

  • Built-in timer for timed reaction readings


Ideal for:



  • Water Quality

  • Education

  • Water Purification

  • Environmental


Order Information:


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








2. Place a 10ml water sample into the vial and add your reagent










3. Place your vial into your Checker®HC








4. Press the button and read the results





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