78
8.20. PHOSPHATE HIGH RANGE
SPECIFICATIONS
Range 0.0 to 30.0 mg/L (as PO
4
3‑
)
Resolution 0.1 mg/L
Accuracy ±1.0 mg/L ±4% of reading at 25 °C
Light Source LED with narrow band interference filter @ 525 nm
Method Adaptation of the Standard Methods for the Examination of Water and
Wastewater, 18th edition, Amino Acid method.
REQUIRED REAGENTS
Code Description Quantity
HI93717A‑0 Phosphate High Range Reagent A 10 drops
HI93717B‑0 Phosphate High Range Reagent B 1 packet
REAGENT SETS
HI93717‑01 Reagents for 100 tests
HI93717‑03 Reagents for 300 tests
For other accessories see page 87.
MEASUREMENT PROCEDURE
• Select the Phosphate HR 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.
• Add 10 drops of HI93717A‑0 Phosphate High Range Reagent A.
10 mL
PHOSPHATE HIGH RANGE
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