3.8 Installing the sample needle
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858 Professional Sample Processor
2
Removing tubing, capillaries and cables
￭ Press one side of the clip downwards and remove tubing, capilla-
ries or cables from the guide chain.
3.8 Installing the sample needle
Needles made of zirconium oxide or PEEK can be used for aspirating sam-
ples.
WARNING
When a 6.1835.050 sample needle or a blunt PEEK needle is used, no
stoppers are permitted to be used on the sample vessels. These stop-
pers cannot be penetrated by such needles. The needle can become
damaged if this is attempted! Perforated stoppers can be used with
double-bevel needles.
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