LaMotte SMART Spectro Spectrophotometer - Manual (Page 187)

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
61 Molybdenum-HR) from TESTING MENU.
4. Scroll to and select 61 MOLYBDENUM-HR from menu.
5. Fill clean tube (0290) to 10 mL line with sample water.
6. Insert tube into chamber, close lid and select SCAN BLANK.
7. Remove tube from Spectro. Use a 1.0 mL pipet (0372) to add 1.0 mL of *Mo
Buffer (3997). Cap and mix.
8. Use a second 1.0 mL pipet (0372) to add 1.0 mL of *Molybdenum Oxidizing
Reagent (6485). Cap and mix.
9. Use 0.05 g spoon (0696) to add one measure of Molybdenum Indicator
Powder (6486). Cap and mix until powder dissolves. Solution will turn yellow if
molybdenum is present.
10. Insert tube into chamber, close lid and select SCAN SAMPLE. Record
result.
11. Press OFF button to turn spectrophotometer off or press EXIT button to exit to
a previous menu or make another menu selection.
MOLYBDENUM SMART Spectro Test Procedures 2.11
Test P
rocedures