坐飞机可以带 酒精杀菌消毒湿巾 吗？（美国TSA/加拿大CATSA标准）

可以随身：各类湿纸巾（婴儿湿巾、卸妆湿巾、消毒湿巾）均可自由随身携带登机。

允许托运：可以放入托运行李中托运，数量无特殊限制。

Standard carry-on baggage size allowances apply; TSA publishes no individual numerical cap for personal use.

Standard toiletries and liquids conforming to the 3-1-1 rule (containers under 3.4 ounces / 100 ml inside a clear quart bag) require no separate declaration. You simply place the bag in a screening bin. Medically necessary liquids exceeding 3.4 ounces must be verbally declared to checkpoint screeners before inspection.

If liquid containers exceeding 3.4 ounces (100 ml) are detected in carry-on baggage without an infant or medical exemption, screeners will not allow them past security. Travelers must surrender the item for destruction, return outside security to place it in checked luggage, or mail it home.

Allowed in carry-on (no 3-1-1 limit). In checked bags: Allowed in checked bags.