💼 Cabin bag
Yes
Permitted. Solid tablets not subject to liquid rules.
✈️ Hold (checked)
Yes
Permitted.
💡 Tip: Water purification tablets (iodine, chlorine dioxide, sodium hypochlorite) are solid tablets permitted in carry-on and checked baggage everywhere. Keep them in original packaging for easier identification at security.
Common questions
They are chemical compounds, but they are permitted in carry-on and checked baggage as standard solid items. Keep them in original packaging to help officers identify them quickly.
No. Both types are permitted in carry-on and checked baggage with no restrictions.
Yes. Water filtration devices have no security restrictions and are permitted in carry-on.
Related items
Browse all Camping →Based on official TSA guidelines. Rules vary by airline and route — always verify with your carrier before travel. · Rules last verified May 2026.
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