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80
Molybdenum
• Press
Timer
and the display will show the countdown prior to the measurement or, alternatively, wait
for five minutes and press
Read
. When the timer ends the meter will perform the reading. The
instrument displays concentration in
mg/L of molybdenum
.
• Press
or
to access the second level functions.
• Press the
Chem Frm
key to convert the result in mg/L of molybdate (MoO
4
2
¯) and sodium molybdate
(Na
2
MoO
4
).
• Press
or
to return to the measurement screen.
INTERFERENCES
Interference may be caused by:
Aluminum above 50 mg/L
Chromium above 1000 mg/L
Copper above 10 mg/L
Iron above 50 mg/L
Nickel above 50 mg/L
Nitrite, as NO
2
¯
Sulfate above 200 mg/L
Highly buffered samples or with extreme pH may exceed the buffering capacity of the reagents.