Thermo Scientific BioCane CK50900 Operation Manual And Parts List page 9

Section 1
Safety Information
1-2 Cryobiological Storage Vessel
Warnings
• Liquid nitrogen is extremely cold; it boils at -196°C.
• To avoid injury due to frostbite or ruptured vials use extreme care
whenever handling liquid nitrogen, liquid nitrogen storage or transfer
vessels or any objects which have come in contact with liquid
nitrogen.
• Leave no areas of skin exposed.
• Always wear proper safety attire over clothing: face shield, cryogenic
gloves, cryogenic apron.
• Do not tightly seal liquid nitrogen containers or prevent nitrogen gas
from escaping.
• Always handle vials with tongs.
• Use extreme care to prevent spilling and splashing liquid nitrogen
during transfer and removal of storage contents and holders.
• Immediately remove any clothing or safety attire on which liquid
nitrogen has been spilled or splashed .
• Get immediate medical attention for any frostbite injuries due to
liquid nitrogen.
• Never overfill liquid nitrogen vessels.
When inserting or removing cans, be careful not to come in contact
with the neck tube area of the vessel. Remove or insert cans slowly,
in a vertical manner. Scratches on the neck tube are can cause
premature vacuum failure.
Do not tamper with, or remove vacuum port (covered by black
plastic cap on side of vessel); this will void warranty.
Do not spill liquid nitrogen on vacuum port - this can cause vacuum
failure.
Always keep liquid nitrogen in an upright position.
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