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• Add one packet of
HI93751-0
• Replace the plastic stopper and the cap. Invert gently for
1 minute (about 30 inversions).
• Insert the cuvette into the holder and close the lid.
• Press Timer and the display will show the countdown prior to the measurement or wait 5 minutes
and press Read. When the timer ends the meter will perform the reading. The instrument displays
the concentration in mg/L of sulfate (SO
INTERFERENCES
Interference may be caused by:
• Chloride above 40000 mg/L
• Calcium above 20000 mg/L CaCO
• Magnesium above 10000 mg/L MgCO
• Silica above 500 mg/L SiO
• Color or suspended matter, filter the sample prior to analysis
• Organic matter in large amounts may impede the precipitation of barium sulfate
Sulfate Reagent.
2-
).
4
3
3
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