Is It Legal To Buy Liquid Nitrogen May 2026

Large companies like Airgas and Messer supply gases to both businesses and individuals.

Some university science departments sell small amounts to the public, often at lower rates than commercial distributors. is it legal to buy liquid nitrogen

Yes, it is generally for private individuals and businesses to purchase liquid nitrogen without a special license or permit in most jurisdictions . While the substance itself is not a "controlled" item, its purchase and possession are subject to strict safety regulations and logistical requirements due to its hazardous nature. 1. Purchase Requirements Large companies like Airgas and Messer supply gases

Suppliers will not dispense liquid nitrogen into standard thermoses or unapproved containers. You must provide or purchase a Dewar , a specialized vacuum-insulated flask designed to safely vent gas as the liquid boils. While the substance itself is not a "controlled"

Farmers use liquid nitrogen for artificial insemination, so cattle supply chains often carry it.

For safety, filling is almost always handled by trained professionals at the supply facility rather than the customer. 2. Common Suppliers