Alarm: unlocked, Aliquot, Titra lab – Hach-Lange TITRALAB 860_865 Reference Manual User Manual
Page 52: Page 52
Titra
Lab
®
TitraLab 860 and 865 Reference Manual
Page 52
Alarm:
Unlocked
Enables the user to bypass an electrode, reagent calibration and/or
QC sample analysis when the last result obtained lies outside the ac-
ceptance range.
Enter in:
Setup menu > Access routine mode
Aliquot
Amount that is taken from the diluted sample. This amount is used for
analysis.
Figure 3: What is an aliquot?
Enter in:
Edit method > Sample
Range available:
0.001 to 100000 (unit = Sample unit)
The quantity of species present in the sample is calculated
using the result obtained at the end of the titration.
Sample amount
Dilution under stirring
with a solvent to obtain
a final amount of x ml (or g)
1.
2.
3.
y ml (or g) of sample + solvent
Titration
Quantity of species in sample = Result
x
x = Final dil. amount
y = Aliquot
x
y