LaMotte WaterLink 3 Express Lab - Manual (Page 14)

PHOSPHATE 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 Phosphate.
Press 5.
ENTER
to select Phosphate.
Rinse a clean, glass test tube (0290) with sample water. Fill to the 10 6.
mL line with the sample.
Insert tube into chamber, close lid and press
7.
ENTER
to select BLANK
vial.
NOTE: If a blank has been scanned previously in the same type of
tube, the meter will not require that a blank be scanned.
Remove the tube from the colorimeter.
8.
Rinse a clean plastic test tube (0106) with sample water. Fill to the 10 9.
mL line with the sample.
Remove one Phosphate LR Test Strip (3021) from the vial. Gently
10.
bend strip in half (do not fold) with pads facing inward. Place strip
inside test tube cap.
Cap tube and slowly invert 5 times. In one complete inversion, the
11.
tube will be turned cap down and then right side up. The air bubble will
move slowly to the bottom of the tube and back again to the cap end.
Five inversions should take about 15 seconds.
Remove the cap and test strip from the plastic tube (0106). Pour the
12.
reacted sample into a glass tube (0290). Cap.
Immediately insert tube into chamber, close lid and select SCAN
13.
SAMPLE. Record result as ppb Phosphate.
Follow the next test procedure to test the next test factor in the series,
14.
press or to select another test in the series, press
EXIT
to
escape to a previous menu, or press to turn the meter off.
NOTE: The Natural Chemistry ® PHOS-TEST strip can be used for this test.
Follow the instructions above.
14
Testing with the W
aterLink
®
3 Express Lab