45
• Fill a cuvet with 10 mL of the reacted
sample up to the mark and replace the
cap. This is the sample.
• Insert the sample into the instrument.
• Wait for 3 minutes and then press READ. "SIP" will appear
during measurement.
• The instrument directly displays concentration in µg/L of iron on
the Liquid Crystal Display.
NoteNote
NoteNote
Note: For better accuracy wash glassware with HCl 6N.
INTERFERENCES
Interference may be caused by:
Cadmium above 4.0 mg/L
Chromium
3+
above 0.25 mg/L
Chromium
6+
above 1.2 mg/L
Cobalt above 0.05 mg/L
Copper above 0.6 mg/L
Cyanide above 2.8 mg/L
Manganese above 50.0 mg/L
Mercury above 0.4 mg/L
Molybdenum above 4.0 mg/L
Nickel above 1.0 mg/L
Nitrite ion above 0.8 mg/L
Sample pH should be between 3 and 4 to avoid developed color to
fade or turbidity.
Iron LR
10 mL
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