18
• Press READ. "SIP" will appear during measurement.
• The instrument directly displays concentration in µg/L of manga-
nese on the display.
Note: a temperature above 30°C may cause turbidity. In this case,
before zeroing and taking readings, add 2-3 drops of Dispers-
ing Agent (HI 93703-51) to each cuvet and swirl until
complete dissolution of the turbidity.
INTERFERENCES
Manganese
Interference may be caused by:
Aluminum above 20 mg/L
Cadmium above 10 mg/L
Calcium above 200 mg/L as CaCO
3
Cobalt above 20 mg/L
Copper above 50 mg/L
Iron above 10 mg/L
Lead above 0.5 mg/L
Magnesium above 100 mg/L as CaCO
3
Nickel above 40 mg/L
Zinc above 15 mg/L.
HI 93742
Iron LR/Manganese LR
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