LaMotte P1D FIELD User Manual

OZONE - DPD LIQUID

1200 COLORIMETER, 0-3 ppm

CODE 3598

QUANTITY CONTENTS CODE

30 mL DPD #1A Free Chlorine Reagent P-6740-G
30 mL *DPD #1B Free Chlorine Reagent *P-6741-G
30 mL *DPD #3 Total Chlorine Reagent *P-6743-G
1 Colorimeter Tubes, with caps 0290-6
1 Water Sample Collecting Bottle 0688
1 1200 Colorimeter for Ozone DPD 26913

*WARNING: Reagents marked with an * are considered to be potential health hazards.
To view or print a Material Safety Data Sheet (MSDS) for these reagents go to
www.lamotte.com. To obtain a printed copy, contact LaMotte by e-mail, phone or fax.

NOTE: The primary use for this kit is in applications that use only ozone and no other
oxidizing disinfectants.

To order individual reagents or test kit components, use the specifi ed code number.

INTRODUCTION

Ozone is sometimes used in place of, or in conjunction with, chlorine or other
halogens for disinfection of pool, spa or drinking waters. Recently, large aquatic
facilities have begun using ozone as a disinfectant in many artifi cial habitats.

OZONE TEST PROCEDURE - DPD METHOD

Read the 1200 Colorimeter Manual before proceeding. Carefully
wipe tubes dry before inserting into the colorimeter chamber.

FREE AVAILABLE CHLORINE

1.

3.

1200 COLORIMETER

••••••••••••••••••••••

ZERO

READ

5.

Rinse and fill a
colorimeter tube
(0290) to the
10 mL line with
sample water.
Cap and wipe
dry.

Push the READ
button to turn the
meter on. Press
the ZERO button
and hold it for
2 seconds until

bla is displayed.

Release the button
to take a zero
reading (0.00 ppm).

Add 5 drops DPD
#1A Free Chlorine
Reagent (6740),
and 5 drops of
*DPD #1B Free
Chlorine Reagent
(6741).

2.

4.

6.

Insert the
tube into the
chamber, being
sure to align
the index line
with the arrow
on the meter.
Close the lid.
This tube is the
blank or zero.

Remove the tube
and add 5 drops
DPD #3 Total
Chlorine Reagent
(6743). Swirl to
mix.

Cap tube and
invert to mix.
Wipe tube dry.
Make reading
within 30 seconds.

7.

Insert the
tube into the
chamber, being
sure to align
the index line
with the arrow
on the meter.
Close the lid.

8.

2.55

1200 COLORIMETER

••••••••••••••••••••••

ZERO

READ

Push the READ
button. Record
reading as ppm
Total Residual
Chlorine.