Hanna-instruments HI 83207-01 Instrukcja Użytkownika Pobierz pdf (Strona 54)

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 65.

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

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Hanna-instruments HI 83207-01 Instrukcja Użytkownika Strona 54