72
8.17. pH
SPECIFICATIONS
Range 6.5 to 8.5 pH
Resolution 0.1 pH
Accuracy ±0.1 pH at 25 °C
Light Source LED with narrow band interference filter @ 525 nm
Method Adaptation of the Phenol Red method.
REQUIRED REAGENTS
Code Description Quantity
HI 93710‑0 pH Reagent 5 drops
REAGENT SETS
HI 93710‑01 Reagents for 100 pH tests
HI 93710‑03 Reagents for 300 pH tests
For other accessories see page 87.
MEASUREMENT PROCEDURE
• Select the pH method using the procedure described in
the Method Selection section (see page 17).
• Fill the cuvette with 10 mL of unreacted sample (up to
the mark) and replace the cap.
• Place the cuvette into the holder and close the lid.
• Press the Zero key. The display will show “‑0.0‑” when the meter is zeroed and ready for
measurement.
10 mL
pH
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