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METHOD PROCEDURES
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pH
10.13. 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
HI93710-0
pH Reagent
5 drops
REAGENT SETS
HI93710-01
Reagents for 100 tests
HI93710-03
Reagents for 300 tests
For other accessories see ACCESSORIES section.
MEASUREMENT PROCEDURE
• Select the pH method using the procedure described in the METHOD SELECTION section.
• Fill the cuvette with 10 mL of unreacted sample (up to the mark).
Replace the plastic stopper and the cap.
• Insert the cuvette into the holder and close the lid.
• Press
Zero
. The display will show “-0.0-” when the meter is zeroed and ready for measurement.
10 mL