
40
AMMONIA MEDIUM RANGE
• Press the
Chem Frm
key to convert the result in
mg/L of ammonia (NH
3
) and ammonium
(NH
4
+
).
• Press
or
to return to the measurement screen.
INTERFERENCES
Interference may be caused by:
Acetone
Alcohols
Aldehydes
Glycine
Hardness above 1 g/L
Iron
Organic chloramines
Sulfide
Various aliphatic and aromatic amines