Metrohm 940 Professional IC Vario ONE/ChS/PP - Manual (Page 11)

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1 Introduction
940 Professional IC Vario ONE/ChS/PP (2.940.1300)
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Peristaltic pump
The peristaltic pump is used for pumping sample and auxiliary solutions. It
can rotate in both directions.
Detector
Metrohm offers a series of different detectors for various analysis tasks. A
suitable detector type must be ordered as a separate accessory.
Sample degasser
The sample degasser removes gas bubbles and dissolved gases from the
sample.
Separation column
The intelligent separation column separates different components accord-
ing to their interactions with the column. Metrohm separation columns
are equipped with a chip where their technical specifications and history
(start-up, operating hours, etc) are stored.
1.2 Intended use
The 940 Professional IC Vario ONE/ChS/PP is used for the determination of
anions or polar substances with chemical suppression using ion chroma-
tography.
It can also be used as needed for the determination of cations or anions
without chemical suppression.
The present instrument is suitable for processing chemicals and flammable
samples. Usage of the 940 Professional IC Vario therefore requires the
user to have basic knowledge and experience in handling toxic and caustic
substances. Knowledge with respect to the application of the fire preven-
tion measures prescribed for laboratories is also mandatory.