LaMotte SMART Spectro Spectrophotometer - Manual (Page 183)

23. Wipe the tubes with a damp towel to remove fingerprints and smudges.
Wipe with a dry towel.
24. Insert the blank tube into the chamber. Select SCAN BLANK. Remove the
blank tube from the spectrophotometer.
25. Insert the sample tube into the chamber. Select SCAN SAMPLE. Record
the result as Total Nitrogen in mg/L N.
26. Press
OFF button to turn the spectrophotometer off or press EXIT button
to exit to a previous menu or make another menu selection.
þNOTE: For greater accuracy, use laboratory grade pipets. To order reagent
refills, order code R-4026.
Nitrogen, Total 4/4 SMART SPECTRO TEST PROCEDURES 05.04