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37
AMMONIA LOW RANGE
• Press
or
to access the second level functions.
• Press the
Chem Frm
key to convert the result to
mg/L of ammonia (NH
3
) and ammonium
(NH
4
+
).
• Press
or
to return to the measurement screen.
INTERFERENCE
Interference may be caused by:
Acetone
Alcohols
Aldehydes
Glycine
Hardness above 1 g/L
Iron
Organic chloramines
Sulfide
Various aliphatic and aromatic amines