LaMotte SMART 2 - Manual (Page 100)

PROCEDURE
1. Press and hold ON button until colorimeter turns on.
2. Press ENTER to start.
3. Press ENTER to select TESTING MENU.
4. Select ALL TESTS (or another sequence containing 50 Iodine) from
TESTING MENU
.
5. Scroll to and select 50 Iodine from menu.
6. Rinse a clean tube (0290) with sample water. Fill tube to the 10 mL line
with sample.
7. Insert tube into chamber, close lid and select SCAN BLANK.
8. Remove tube from colorimeter. Pour off all but a sufficient amount of
sample water to cover a tablet. Add one *DPD #1 Tablet Instrument
Grade (6903A). Crush tablet with tablet crusher (0175). Add sample
water until tube is filled to 10 mL line. Cap and shake until tablet
dissolves. Solution will turn pink if iodine is present. Wait 15 seconds.
Mix.
9. Insert tube into chamber, close lid and select SCAN SAMPLE. Record
result.
10. Press OFF button to turn colorimeter off or press
EXIT button to exit to a
previous menu or make another menu selection.
Chlorine-Bromine-Iodine 8/8 Smart2 TEST PROCEDURES 4.08