Hanna-instruments HI 83208 Instrukcja Użytkownika Pobierz pdf (Strona 31)

Fluoride

FLUORIDE

SPECIFICATIONS

Range 0.00 to 2.00 mg/L

Resolution 0.01 mg/L

Accuracy ±0.03 mg/L ±3% of reading at 25 °C

Typical EMC ±0.01 mg/L

Deviation

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

Method Adaptation of the

Standard Methods for the Examination of Water and Wastewater,

edition

, SPADNS method. The reaction between fluoride and the liquid reagent

causes a red tint in the sample.

REQUIRED REAGENT

Code Description Quantity

HI 93729-0 SPADNS Reagent 4 mL

REAGENT SETS

HI 93729-01 Reagents for 100 tests

HI 93729-03 Reagents for 300 tests

For other accessories see page 73.

MEASUREMENT PROCEDURE

• Select the

Fluoride

method using the procedure described in

the

Method Selection

section (see page 12).

• Add 2 mL of HI 93729-0 SPADNS reagent to two cuvettes.

• Fill one of the cuvettes with distilled water up to the mark,

replace the cap and invert several times to mix.

• Fill the other cuvette with sample up to the mark, replace the

cap and invert several times to mix.

• Place the cuvette with the reacted distilled water (# 1) into

the holder and close the lid.

# 1

# 2

10 mL10 mL

2 mL

1 2 ... 26 27 28 29 30 31 32 33 34 35 36 ... 75 76

Brak uwag

Hanna-instruments HI 83208 Instrukcja Użytkownika Strona 31