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107
HYDRAZINE
# 2
# 1
• Place the cuvette (#1) into the holder and close the lid.
• Press
Timer
and the display will show the countdown prior to zeroing the blank or, alternatively
wait for 12 minutes and press
Zero.
The display will show “‑0.0‑” when the meter is zeroed
and ready for measurement.
• Remove the blank.
• Insert the cuvette with the reacted sample (#2) into the instrument
and close the lid.
• Press
Read
to start the reading. The instrument displays concentration in
µg/L of hydrazine (N
2
H
4
).
INTERFERENCES
Interference may be caused by: highly colored samples, highly turbid samples, aromatic amines.