LaMotte WaterLink 3 Express Lab - Manual (Page 16)

BIGUANIDE PROCEDURE
Remove the UDV Adapter (1724) from the meter chamber. (See page 8)
Press and briefly hold 1. to turn the meter on.
Press 2. to scroll to Other Series.
Press 3.
ENTER
to select Other Series.
Press 4. to scroll to Biguanide.
Press 5.
ENTER
to select Biguanide.
Rinse a clean, glass test tube (0290) with sample water. Fill to the 10 6.
mL line with the sample.
Insert the tube into the chamber. Press
7.
ENTER
to select BLANK Vial.
NOTE: If a blank has been scanned previously in the same type of
tube, it is not necessary to scan a blank again.
Remove the tube from colorimeter.
8.
Use the 1.0 mL pipet (0354) to add 2.0 mL of Biguanide Indicator 9.
(3994). Cap and invert three times to mix.
Wait 1 minute.
10.
Insert the tube into chamber. Close lid. 11.
Select 12. SCAN SAMPLE. Record result as ppm Biguanide
Follow the next test procedure to test the next test factor in the series, 13.
press or to select another test in the series, press
EXIT
to
escape to a previous menu, or press to turn the meter off.
16
Testing with the W
aterLink
®
3 Express Lab