Heidolph Synthesis 1 - Manual (Page 64)

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1.1.4 Septa
Vessel is closed by a septum; this septum allows the injection of solvent and other
substances with an injection needle during work. Septum itself is made of silicone,
the inside featuring PTFE foil to ease cleaning.
1.1.5 Capacity of reaction vessels
For capacity of reaction vessels available for liquid-phase synthesis refer to list
below:
item P/N total capacity
recommended
capacity
reaction vessel Liquid 12 552-25030-00 50 ml 25 ml
reaction vessel Liquid 16 552-22530-00 25 ml 12 ml
reaction vessel Liquid 24 552-21030-00 10 ml 5 ml
1.2 Locate reaction vessels in heating- and condensation block
1.2.1 Remove and install reaction vessels
Handle hot reaction block with care; danger of burns. Use protective
gloves.
injection needle
positive lock;
holds septum in
place even under
high
pressure
PTFE-foil