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(Checker)/Pet Supplies/Feeding Watering Supplies/DIRECT FROM USA/(2) Hanna Instruments HI775-26 Checker Reagent (50 Tests), For FRESH WATER Alkalinity, Presente...


Studio : Hanna

Publisher : Hanna

Binding : Misc.

Product Description
CALIBRATION PROCEDURE: Turn the meter on by pressing the button, all segments will be displayed. When the display shows 'Add', 'C.1' with 'Press' blinking, the meter is ready. ? Fill the cuvette to the 10 mL line on the cuvette with unreacted sample and replace the cap. Place the cuvette into the meter and close the meter's cap. ? Press the button. When the display shows "Add ", " C.2 " with " Press " blinking the meter is zeroed. Note: Any chlorine present in the sample will interfere with the reading. To remove the chlorine interference add one drop of HI 93755-53 Chlorine Remover to the unreacted sample. ? Remove the cuvette, open it and using a 1 mL syringe carefully add exactly 1.00 mL of Alkalinity Reagent to the sample. Replace the cap and gently invert 5 times. Place the cuvette back into the meter. Note : Pay attention not to spill reagent otherwise full color development may be inhibited. ? Press the button. The instrument directly displays the concentration of alkalinity in ppm of CaCO3 . Alkalinity conversion: 1 ppm CaCO 3 = 0.02 meq/L = 0.056 dkH The meter automatically turns off after 10 minutes.
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