Will it fly?
Can you bring Biological specimens, non-infectious, in preservative solutions on a plane?
Coop checked the book. Here's the ruling for Biological specimens, non-infectious, in preservative solutions:
CARRY-ON
Yes (Special Instructions)
CHECKED BAG
Yes (Special Instructions)
What the TSA says
The FAA has limits on preservative solution in checked baggage. No more than 30 ml of free liquid solution in each inner packaging and no more than one liter in the entire outer package. See FAA Regulations for more information.
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Based on official TSA guidance. The final decision rests with the TSA officer at the checkpoint.