Manual

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.

NOTE: 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