LaMotte WaterLink 3 Express Lab - Manual (Page 18)

BIGUANIDE SHOCK 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 Shock.
Press 5.
ENTER
to select Biguanide Shock.
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 and add 4 drops of *Hydrogen
8.
Peroxide Reagent #1 (6452). Cap and mix.
Add one *Hydrogen Peroxide LR Tablet (6454A). Crush tablet with
9.
Tablet Crusher (0175). Cap and mix for 30 seconds. Solution will turn
pink if hydrogen peroxide is present. Wait 5 minutes for full color
development.
At the end of 5 minute waiting period, mix, insert tube into chamber,
10.
close lid and select SCAN SAMPLE. Record result as ppm Biguanide
Shock.
Follow the next test procedure to test the next test factor in the series,
11.
press or to select another test in the series, press
EXIT
to
escape to a previous menu, or press to turn the meter off.
18
Testing with the W
aterLink
®
3 Express Lab