Liquid helium is an ultra-low-temperature liquid rare gas. With its extremely low boiling point and stable inert physicochemical properties, it serves as a core special medium for high-end scientific research, precision medical treatment and advanced manufacturing industries, and is also an irreplaceable cryogenic cooling raw material.

Liquid helium features high purity grades, extremely stable chemical properties. It is colorless, odorless, non-flammable, non-explosive and non-corrosive. Its core advantage lies in ultra-low temperature characteristics. As the key medium to keep superconducting equipment operating, it is widely used in cooling for MRI machines, superconducting material experiments, aerospace cryogenic testing and temperature reduction of high-end precision instruments. It is an essential consumable for medical imaging, research laboratories and aerospace sectors.

The storage and transportation of liquid helium impose stringent requirements on equipment and processes. It is normally stored and packaged in dedicated cryogenic insulated storage tanks, cryogenic cylinders and ISO cryogenic tank containers to maintain a constant low-temperature environment and minimize vaporization loss. All storage and transport equipment has passed pressure resistance tests, insulation inspections and air tightness verification, complying strictly with domestic and international standards for cryogenic hazardous goods transportation. Export-ready equipment is fully internationally certified for cross-border shipment and bulk supply.

As an ultra-cold medium, liquid helium must be handled in accordance with strict safety protocols. Operators shall wear professional protective gear to prevent cryogenic frostbite. Storage areas shall be dry and well ventilated, away from heat sources and confined spaces. Regular inspections on insulation performance and pressure parameters of equipment are required to avoid overpressure, leakage and expired usage. In addition, liquid helium storage containers are dedicated for exclusive use and must not be filled with other media to guarantee operational safety and medium purity.

As a high-end scarce industrial raw material, the quality of liquid helium directly affects the performance of precision equipment. Qualified high-purity liquid helium has low impurity content and outstanding stability, capable of long-term reliable operation in high-precision scenarios including medical treatment, scientific research and advanced industry. It is a fundamental gas resource supporting the development of high-tech industries.