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• Press the Read key to start the reading. The instrument displays the results in mg/L of
aluminum (Al
3+
).
• Press or to access the second level functions.
• Press the Chem Frm key to convert the result to mg/L of aluminum oxide (Al
2
O
3
).
• Press or to return to the measurement screen.
INTERFERENCES
Interference may be caused by:
Iron above 20 mg/L
Alkalinity above 1000 mg/L
Phosphate above 50 mg/L
Fluoride must be absent
ALUMINUM