Hanna-instruments HI 83225 Instrukcja Użytkownika Pobierz pdf (Strona 53)

SPECIFICATIONS

Range 0 to 100 mg/L

Resolution 5 mg/L

Accuracy ±5 mg/L ±3% of reading at 25 °C

Light Source Tungsten lamp with narrow band interference filter @ 466 nm

Method Sulfate is precipitated with barium chloride crystals. Light absorbance of the suspension

is measured.

REQUIRED REAGENTS

Code Description Quantity

HI 93751-0 Indicator reagent 1 packet

REAGENT SETS

HI 93751-01 Reagents for 100 tests

HI 93751-03 Reagents for 300 tests

For other accessories see page 57.

MEASUREMENT PROCEDURE

Note: for sample preparation follow the IRRIGATION WATER (LR) procedure on page 20.

• Select the

Sulfate

method using the procedure described

in the

Method Selection

section (see page 12).

• Fill a 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.

Sulfate

SULFATE

10 mL

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Brak uwag

Hanna-instruments HI 83225 Instrukcja Użytkownika Strona 53