LaMotte SMART Spectro Spectrophotometer - Manual (Page 138)

PROCEDURE
Use universal sample holder.
1. Press and hold
ON button until spectrophotometer turns on.
2. Scroll to and select PROGRAMMED TESTS.
3. Scroll to and select ALL TESTS (or another sequence containing
39 OXYGEN
) from TESTING MENU.
4. Scroll to and select 39 OXYGEN from menu.
5. Rinse a clean tube (0290) with untreated sample water. Fill to the 10 mL
line with sample. This tube is the BLANK.
6. Insert tube into chamber, close lid and select SCAN BLANK.
7. Fill a second tube (0290) to the 10 line with the treated “Fixed” sample.
This tube is the SAMPLE.
8. Remove BLANK from Spectro, insert SAMPLE tube into chamber, close
lid and select SCAN SAMPLE. Record result.
9. Press
OFF button to turn spectrophotometer off or press EXIT button to
exit to a previous menu or make another menu selection.
SMART SPECTRO TEST PROCEDURES 05.04 Dissolved Oxygen 3/3