Reagents for PH in seawater

HI780-25 Details:

The HI-780-25 is the replacement reagents for the HI-780 Marine pH Checker® HC. These high-quality reagents are clearly marked with the lot number and expiry date on the dropper bottle for traceability. 

HOW TO TEST

Press the ON/OFF button to turn the checker on. All segments will be displayed for a few seconds, followed by “Add”, “C.1” with “Press” blinking.

Fill the cuvette with 10 mL of unreacted sample and replace the cap. Insert the cuvette into the checker and close the cap

Press the ON/OFF button. When the display shows “Add”, “C.2” with “Press” blinking, the checker is zeroed

Remove the cuvette. Unscrew the cap and add 5 drops of HI-780-25 pH reagent indicator. Replace the cap and invert 5 times to mix

Insert the cuvette into the checker and press the ON/OFF button. The instrument displays the result in pH. The checker automatically turns off 10 minutes after reading.