LaMotte SMART3 Colorimeter - Manual (Page 206)

PROCEDURE
1. Press and hold until colorimeter turns on.
2. Press ENTER to select TESTING MENU.
3. Select ALL TESTS (or another sequence containing 056 Manganese HR)
from TESTING MENU.
4. Scroll to and select 056 Manganese HR from menu.
5. Rinse a tube (0290) with sample water. Fill to the 10 mL line with sample.
6. Insert tube into chamber, close lid and select SCAN BLANK.
7. Remove tube from colorimeter. Use the 0.1 g spoon (0699) to add two
measures of Manganese Buffer Reagent (6310). Cap and mix until powder
dissolves.
8. Use the 0.15 g spoon (0727) to add one measure of *Manganese Periodate
Reagent (6311). Cap and shake for one minute. An undissolved portion of the
reagent may remain in the bottom of the tube without adversely affecting the
test results. Wait two minutes for maximum color development. Solution will
turn pink if manganese is present.
9. At the end of the two minute waiting period, mix, insert tube into chamber,
close lid and select SCAN SAMPLE. Record result.
10. Press to turn colorimeter off or press
EXIT
to exit to a previous menu or
make another menu selection.
MANGANESE, High Range SMART3 Test Procedures 11.10
Test P
rocedures