LaMotte SMART 2 - Manual (Page 97)

PROCEDURE A: BROMINE (NO CHLORINE)
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 9 Bromine-LR)
from TESTING MENU.
5. Scroll to and select 9 Bromine-LR from menu.
6. Rinse a clean tube (0290) with sample water. Fill to the 10 mL line with
sample.
7. Insert tube into chamber, close lid and select SCAN BLANK.
8. Remove tube from colorimeter. Pour out all but a sufficient amount of
sample water to cover a tablet. Add one *DPD #1 Instrument Grade
Tablet (6903A). Crush tablet with tablet crusher (0175), then add sample
water until tube is filled to 10 mL line. Cap tube and shake until tablet is
dissolved. Solution will turn pink if bromine is present. Wait 15 seconds.
Mix.
9. Insert tube into chamber, close lid and select SCAN SAMPLE.
10. Press OFF button to turn colorimeter off or press the
EXIT button to exit
to a previous menu or make another menu selection.
Smart2 TEST PROCEDURES 4.08 Chlorine–Bromine–Iodine 5/8