Industrial Helium Recovery PSA Unit
Pressure swing adsorption system recovers and purifies helium from natural gas streams or mixed gas exhaust by preferentially adsorbing impurities. Falls under HTS 8421.39.0140 as specialized gas separation equipment for rare gas recovery.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If basic coalescing filters for helium stream cleanup
Liquid droplet or oil removal without gas species separation is other purifying apparatus.
If when part of natural gas processing installation
Integrated into larger gas drying/dehydration plants under drying equipment.
If for cryogenic-free helium purification mixing units
Complex gas mixing/separation machines without adsorption classify differently.
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Import Tips & Compliance
• Include helium recovery efficiency specs (>95%) and cycle pressure data for verification
• Certify adsorbent beds as non-hazardous to avoid special handling
• Document end-use (MRI/laser gas recovery) for potential duty relief programs
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