Hanna Instruments HI83300 Instruction Manual page 54

• Press the Zero key. The display will show "‑0.0‑" when the meter is zeroed and ready for
measurement.
• Remove the cuvette.
• Use the minipipette to add 0.1 mL of sample to the cuvette.
• Add one packet of
the cap and shake vigorously for 15 seconds or until
the powder is completely dissolved. Allow air bubbles to
dissipate for 15 seconds before taking a reading.
• Reinsert the cuvette into the instrument and close the lid.
• Press Read to start the reading. The instrument displays the results in mg/L of calcium (Ca
54
HI7582 Calcium Reagent B. Replace
).
2+