Hach-Lange LT 200 Thermostat - Manual (Page 65)

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Start up
The 100 °C program heats cuvettes for 30, 60 or
120 minutes at 100 °C.
The setting “100°C, 60 minutes” is needed, for
example, to determine phosphate and
chromium or for digesting heavy metals.
Note: Press OK to confirm your selection or press the
UP ARROW KEY to return to the program selection
screen.
The 40 °C program heats cuvettes for
10 minutes at 40 °C.
This setting is used for, for example, enzymatic
food tests.
Note: Press OK to confirm your selection or press the
UP ARROW KEY to return to the program selection
screen.