124
Silver
• Press the Zero key. The display will show “-0.0-” when the meter is zeroed and ready for
measurement.
• Fill a second cuvette up to the mark with 10 mL of the reacted sample.
• Add 3 drops of Dispersing Agent (HI 93703-51),
replace the cap and invert gently to mix for about
10 seconds.
• Insert the second cuvette into the instrument.
• Press Read to start the reading. The instrument displays the results in mg/L of silver.
INTERFERENCES
Interference may be caused by:
Al
3+
above 30 mg/L Fe
2+
above 1.5 mg/L
Ca
2+
above 1000 mg/L as CaCO
3
Fe
3+
above 10 mg/L
Cd
2+
above 20 mg/L K
+
above 500 mg/L
Cl¯ above 8000 mg/L Mn
2+
above 25 mg/L
Co
2+
above 1.5 mg/L Mg
2+
above 1000 mg/L as CaCO
3
Cr
3+
above 20 mg/L Na
+
above 5000 mg/L
Cr
6+
above 40 mg/L Ni
2+
above 1.5 mg/L
Cu
2+
above 15 mg/L Pb
2+
above 20 mg/L
F¯ above 20 mg/L Zn
2+
above 30 mg/L
10 mL
# 2
# 2
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