TEST INSTRUCTIONS - Geotech Environmental Equipment
TEST INSTRUCTIONS - Geotech Environmental Equipment
TEST INSTRUCTIONS - Geotech Environmental Equipment
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PROCEDURE<br />
1. Press and hold ON button until colorimeter turns on.<br />
2. Press ENTER to start.<br />
3. Press ENTER to select <strong>TEST</strong>ING MENU.<br />
4. Select ALL <strong>TEST</strong>S (or another sequence containing 39 DO)from<br />
<strong>TEST</strong>ING MENU.<br />
5. Scroll to and select 39 DO from menu.<br />
6. Rinse a clean tube (0290) with untreated sample water. Fill to the 10 mL<br />
line with sample. This tube is the BLANK.<br />
7. Insert tube into chamber, close lid and select SCAN BLANK.<br />
8. Fill a second tube (0290) to the 10 line with the treated “Fixed” sample.<br />
This tube is the SAMPLE.<br />
9. Remove BLANK from colorimeter, insert SAMPLE tube into chamber,<br />
close lid and select SCAN SAMPLE. Record result.<br />
10. Press OFF button to turn colorimeter off or press EXIT buttontoexittoa<br />
previous menu or make another menu selection.<br />
Smart2 <strong>TEST</strong> PROCEDURES 2.04 Dissolved Oxygen 3/3
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