Hanna-instruments HI 83205-2008 Bedienungsanleitung PDF herunterladen (Seite 21)

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Copper LR

• Remove the cuvette.

• Add the content of one packet of HI 93747-0 Bicinchoninate.

Replace the cap and shake gently for about 15 seconds.

• Reinsert the cuvette into the instrument.

• Press TIMER and the display will show the countdown prior to

the measurement or, alternatively, wait for 45 seconds and press

READ. When the timer ends the meter will perform the reading.

• The instrument displays the results in mg/L of copper.

INTERFERENCES

Interference may be caused by:

Silver

Cyanide

For samples overcoming buffering capacity of reagent (around pH 6.8), pH should be adjusted between 6

and 8.

Copper LR

COPPER LOW RANGE

SPECIFICATIONS

Range 0 to 1000 μg/L

Resolution 1 μg/L

Accuracy ±10 μg/L ±5% of reading

Typical EMC ±1 μg/L

Deviation

Light Source Tungsten lamp with narrow band interference filter @ 575 nm

Method Adaptation of the

EPA method.

The reaction between copper and the bicinchoninate

reagent causes a purple tint in the sample.

REQUIRED REAGENTS

Code Description Quantity

HI 93747-0 Bicinchoninate 1 packet

REAGENT SETS

HI 93747-01 Reagents for 100 tests

HI 93747-03 Reagents for 300 tests

For other accessories see page 73.

MEASUREMENT PROCEDURE

• Select the

Copper LR

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 ZERO key. The meter will show “-0.0-” when the meter is zeroed

and ready for measurement.

10 ml

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