65
8.13. CHLORINE, FREE ULTRA LOW RANGE
SPECIFICATIONS
Range
0.000 to 0.500 mg/L (as Cl
2
)
Resolution
0.001 mg/L
Accuracy
±0.020 mg/L ±3% of reading at 25 °C
Light Source
LED with narrow band interference filter @ 525 nm
Method
Adaptation of the Standard Method 4500‑Cl G.
REQUIRED REAGENTS
Code
Description Quantity
HI95762‑0
Free Chlorine Ultra Low Range Reagent
1 packet
REAGENTS SETS
HI95762‑01
Reagents for 100 tests
HI95762‑03
Reagents for 300 tests
For other accessories see page 200.
MEASUREMENT PROCEDURE
• Select the
Chlorine Free ULR
method using the procedure
described in the Method Selection section (see page 18).
• 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.
• Remove the cuvette.
10 mL
CHLORINE
, FREE UL
TRA LOW RANGE