Hanna-instruments HI 83211 Instrukcja Użytkownika Pobierz pdf (Strona 17)

Aluminum

SPECIFICATIONS

Range 0.00 to 1.00 mg/L

Resolution 0.01 mg/L

Accuracy ±0.02 mg/L ±4% of reading at 25 °C

Typical EMC ±0.01 mg/L

Deviation

Light Source Tungsten lamp with narrow band interference filter @ 525 nm

Method Adaptation of the aluminon method. The reaction between aluminum and reagents

causes a reddish tint in the sample.

REQUIRED REAGENTS

Code Description Quantity

HI 93712A-0 Ascorbic acid 1 packet

HI 93712B-0 Aluminon reagent 1 packet

HI 93712C-0 Bleaching powder 1 packet

REAGENT SETS

HI 93712-01 Reagents for 100 tests

HI 93712-03 Reagents for 300 tests

For other accessories see page 66.

MEASUREMENT PROCEDURE

• Select the

Aluminum

method using the procedure described in

the

Method Selection

section (see page 12).

• Fill a graduated beaker with 50 mL of sample.

• Add the content of one packet of HI 93712A-0 Ascorbic acid

and mix until completely dissolved.

• Add the content of one packet of HI 93712B-0 Aluminon

reagent and mix until completely dissolved. This is the sample.

• Fill two cuvettes with 10 mL of sample each (up to the mark).

10 mL

# 1

10 mL

# 2

ALUMINUM

1 2 ... 12 13 14 15 16 17 18 19 20 21 22 ... 67 68

Brak uwag

Hanna-instruments HI 83211 Instrukcja Użytkownika Strona 17