110
Phosphate LR
PHOSPHATE LOW RANGE
SPECIFICATIONS
Range
0.00 to 2.50 mg/L
Resolution
0.01 mg/L
Accuracy
±0.04 mg/L ±4% of reading at 25 °C
Typical EMC Dev.
±0.01 mg/L
Light Source
Tungsten lamp with narrow band interference filter @ 610 nm
Method
Adaptation of the Ascorbic Acid method. The reaction between phosphate and the
reagent causes a blue tint in the sample.
REQUIRED REAGENTS
Code
Description
Quantity
HI 93713-0
Powder reagent
1 packet
REAGENT SETS
HI 93713-01
Reagents for 100 tests
HI 93713-03
Reagents for 300 tests
For other accessories see page 132.
MEASUREMENT PROCEDURE
• Select the
Phosphate LR method using the procedure
described in the
Method Selection section (see page 12).
• Rinse, cap and shake the cuvette several times with
unreacted sample. Fill the cuvette with 10 mL of 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 and add the content of one packet of
HI 93713-0 reagent. Replace the cap and shake gently
(for about 2 minutes) until the powder is completely
dissolved.
10 mL