LaMotte TC-3000 Tri-Meter - Manual (Page 43)

5. Rinse a clean tube (0290) with the
sample water. Fill the tube to the
10 mL line with the sample water.
Dry the tube with a lint-free cloth.
Put on a dry positioning ring. Cap
the tube.
6. Open the meter lid. Insert the tube
into the chamber. Align the index
notch on the positioning ring with
the index arrow on the meter. Close
the lid and press
*IOK to select
Scan Blank .
T o t a l C h l o r i n e ( L )
* S c a n B l a n k
€
1 6 : 0 2 : 1 9 0 1 / 0 4 / 0 5
7. Remove the tube from the meter.
Add 5 drops of DPD 1A Free
Chlorine Reagent (P-6740). Cap
and mix.
8. Add 5 drops of *DPD 1B Free
Chlorine Reagent (P-6741). Cap
and mix.
ANALYSIS & CALIBRATION • CHLORINE 43
DPD
1B
DPD
1A