User Guide

19
18
Add the content of one packet of HI 93746
TPTZ reagent, close the cylinder and agitate
for 30 seconds.
Fill a cuvet with 10 mL of the
reacted sample up to 1.5 cm
(¾") below the rim and re-
place the cap. This is the
sample.
Insert the reacted sample into the cuvet holder
and make sure that the notch on the cap is
positioned securely into the groove. Wait 30”
and then press READ.
The meter will show “SIP” for about a few
seconds and then the concentration:
12
3
6
9
30"
1.5 c
m
Note: To review the relative absorbance of
the sample, wait until the concentra-
tion measurement is completed, and
then press GLP/Abs. The display will
show the absorbance in milliunits to-
Measuring Iron
Fill one graduated mixing cylin-
der up to the 25 mL mark with
deionized water.
Add the content of one packet of HI 93746
TPTZ reagent, close the cylinder and agitate
for 30 seconds. This is the blank.
Fill a cuvet with 10 mL of
the blank up to 1.5 cm (¾")
below the rim and replace
the cap.
Insert the blank into the cuvet holder and
make sure that the notch on the cap is
positioned securely into the groove. Press
ZERO.
The meter will show “SIP” for a few seconds
and then a zero indication:
Fill one graduated mixing cyl-
inder up to the 25 mL mark
with the sample.
12
3
6
9
30"
1.5 c
m