Alarm: unlocked, Aliquot, Titra lab – Hach-Lange TITRALAB 860_865 Reference Manual User Manual

Page 52: Page 52

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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

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