Hanna-instruments HI 83208-2008 Manual de usuario descargar pdf (Pagina 34)

66 67

Silver

• Add exactly 1.0 mL of HI 93737B-0 Buffer reagent to the second beaker

(the sample) and swirl gently to mix.

• Press TIMER and the display will show the countdown prior to adding reagent C or, alternatively, wait

for 2 minutes. Then add exactly 1.0 mL of HI 93737C-0 Indicator reagent to each beaker and swirl.

• Press TIMER or, alternatively, wait for 2 minutes. Then add 1.0 mL of HI 93737D-0 Fixing reagent to

each beaker and swirl.

• Then press TIMER or, alternatively, wait for 2 minutes to allow reaction to complete.

• Fill one cuvette up to the mark with 10 mL of the blank.

• Place the cuvette into the holder and close the lid.

# 2

# 2# 1

# 2

10 mL

# 1

10 mL

Silver

SILVER

SPECIFICATIONS

Range 0.000 to 1.000 mg/L

Resolution 0.001 mg/L

Accuracy ±0.005 mg/L ±10% of reading

Typical EMC ± 0.001 mg/L

Deviation

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

Method Adaptation of the PAN method. The reaction between silver and reagents causes an

orange tint in the sample.

REQUIRED REAGENTS

Code Description Quantity

HI 93737A-0 Buffer Reagent A 1 mL

HI 93737B-0 Buffer Reagent B 1 mL

HI 93737C-0 Indicator Reagent C 2 mL

HI 93737D-0 Fixing Reagent D 2 mL

HI 93703-51 Dispersing Agent 4-6 drops

(only when necessary, see note)

REAGENT SETS

HI 93737-01 Reagents for 50 tests

HI 93737-03 Reagents for 150 tests

For other accessories see page 73.

MEASUREMENT PROCEDURE

• Select the

Silver

method using the procedure described in the

Method Selection

section (see page 12).

Note: for best results perform your tests between 20-24°C.

• Fill two graduated beakers with 25 mL of sample.

• Add 1.0 mL of HI 93737A-0 Buffer reagent to one beaker (the

blank) and swirl gently to mix.

# 1

# 2

# 1

1 2 ... 29 30 31 32 33 34 35 36 37 38 39

Comentarios a estos manuales

Sin comentarios

Hanna-instruments HI 83208-2008 Manual de usuario Pagina 34

Comentarios a estos manuales

Relacionado con productos y manuales para Instrumentos de medición Hanna-instruments HI 83208-2008