188
8.60. ZINC
SPECIFICATIONS
Range 0.00 to 3.00 mg/L (as Zn)
Resolution 0.01 mg/L
Accuracy ±0.03 mg/L ±3% of reading at 25 °C
Light Source LED with narrow band interference filter @ 575 nm
Method Adaptation of the Standard Methods for the Examination of Water and
Wastewater, 18th edition, Zincon method.
REQUIRED REAGENT
Code Description Quantity
HI93731A‑0 Zinc Reagent A 1 packet
HI93731B‑0 Zinc Reagent B 0.5 mL
REAGENT SETS
HI93731‑01 Reagents for 100 tests
HI93731‑03 Reagents for 300 tests
For other accessories see page 200.
MEASUREMENT PROCEDURE
• Select the Zinc method using the procedure described in the Method
Selection section (see page 18).
• Fill the graduated glass vial up to the 20 mL mark with the sample.
• Add one packet of HI93731A‑0 Zinc Reagent A, close the
cylinder, and invert several times to mix until completely
dissolved.
• Fill a cuvette with 10 mL of the reacted sample (up to the
mark) and close the cap.
20 mL
10 mL
ZINC
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