23
10 mL
SPECIFICATIONS
Range 0 to 500 mg/L (as CaCO
3
)
Resolution 5 mg/L
Accuracy ±5 mg/L ±10 % of reading at 25 °C
Typical EMC ±5 mg/L
Deviation
Light Source Tungsten lamp with narrow band interference filter @ 575 nm
Method Colorimetric Method. The reaction causes a distinctive range of colors from yellow to
green to greenish blue to develop.
REQUIRED REAGENTS
Code Description Quantity/test
HI 93755-0 Alkalinity Indicator Reagent 1 packet
REAGENT SETS
HI 93755-01 Reagents for 100 tests
HI 93755-03 Reagents for 300 tests
For other accessories see page 132.
MEASUREMENT PROCEDURE
• Select the
Alkalinity
method using the procedure described in
the
Method Selection
section (see page 12).
• 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.
ALKALINITY
Alkalinity