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.

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.

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.

Always check with your airline for any updates to regulations regarding Biological specimens, non-infectious, in preservative solutions. TSA officers have the final say on whether an item is allowed through the checkpoint.

While the TSA rules apply to flights departing from or arriving in the United States, international flights may have additional restrictions based on the destination country and airline policies. Always check with your specific airline and destination country regulations for international flights involving Biological specimens, non-infectious, in preservative solutions. Review our international travel guide for more details.

For certain items, TSA requires travelers to declare them at security checkpoints. Even if Biological specimens, non-infectious, in preservative solutions is permitted, it's always a good practice to inform TSA officers if you're carrying something unusual or that might raise questions during screening. This helps expedite the security process. Check our security screening guide for more information.