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The Benchmark in Electrochemical Detection
Flow cells
Two flow cell configurations can be supplied, the VT-03
developed for maximum sensitivity (=S/N ratio) in
standard, ì-bore and capillary LC and the FLEXCELL
characterised by the quick and easy exchange of
working electrodes. Both models can be equipped with a
variety of working and reference electrodes covering a
wide range of LC-EC applications.
Injectors
The DECADE II can be furnished with bracket-mounted
manual or electrically actuated injectors. The DECADE II
hard- and software is fitted to control (inject/load
switching by timed events) or being controlled (start and
stop of time files) by such injectors. After connecting the
injector electrically, the firmware detects its presence and
identity (‘auto-sensing’). The position of the bracket is
such, that the critical dead volume between injector and
column is reduced to an absolute minimum.
Data acquisition, firmware and circuitry
The outputs of the DECADE II are equipped with highest
resolution A/D (24 bits, RS232 data acquisition output)
and D/A (20 bits, analogue output) converters to maintain
data integrity. Extensive timed event tables can be
programmed via the user interface or via RS232
(Dialogue II software). Moreover, we supply software for
data acquisition and full parametric control (ALIS).
Firmware updates can be downloaded via Flash
technology. In the firmware extensive configuration and
service modules are accessible for customisation,
troubleshooting and service.
Flexible
The DECADE II platform fully exploits the state-of-the-art in
electronic components and design. We call it a platform
because the circuitry is modular and very flexible, such
that it is fully prepared for future needs and requirements.
Due to Flash technology, software updates and upgrades
can be downloaded via RS232. We provide the DECADE
II with time-based, full parametric control.
Accurate
Both chromatographic profiles and EC detector responses
are strongly affected by temperature fluctuations. That is
why we have developed the LC-EC ‘workstation’ concept.
It accommodates flow cell and column in a Faradayshielded,
precisely thermostatted oven.
Versatile
The DECADE II platform is prepared for controlling
2 flow cells. So, either 2 separate column/flow cell
combinations can be accommodated, but also serial
arrangements are possible.
Sensitive
The DECADE II platform again demonstrates the
superiority of the LC-EC workstation concept and sets a
new standard in EC detector electronics, design and
performance. For most users sensitivity is the crucial
parameter in LC-EC analyses. This concept has proven
to be a prerequisite for sensitivity. Electronic noise
suppression adds to it, hence for the DECADE II we
have developed Advanced Digital Filtering (ADF),
breaking new grounds in detection limits.
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