Hach DR/700 - Page 591

61-35
Method 8169
MOLYBDENUM, MOLYBDATE, LR
(0 to 3.00 mg/L)
For boiler and cooling tower waters
Ternary Complex Method
1. Install module
61.01
in a DR/700.
Note: If samples cannot
be analyzed immediately,
see Sampling and
Storage following these
steps.
2. Press: l/O
The display will show
610 nm
and module number
61.01
3. After 2 seconds
the display will show
a program number,
concentration units,
decimal position and
the zero prompt. If
necessary press the
UP ARROW key until
the lower display
shows program
number
61.05.1