Share:

HFC-23 Research Laboratory Gas Mixture

High-purity HFC-23 blend for atmospheric chemistry research and greenhouse gas studies. Classified in HTS 3827.51.00.00 due to trifluoromethane content in a mixture free of regulated ozone-depleting substances.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.7%+35.0%38.7%
🇲🇽Mexico3.7%+10.0%13.7%
🇨🇦Canada3.7%+10.0%13.7%
🇩🇪Germany3.7%+10.0%13.7%
🇯🇵Japan3.7%+10.0%13.7%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

3822Lower: 10% vs 38.7%

If laboratory reagents nesoi

Research chemicals often classified as diagnostic reagents.

9802.00.80Lower: 10% vs 38.7%

If U.S. goods returned for research

Returned research materials qualify for duty-free entry.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

University purchase orders facilitate duty-free academic imports

Specify research application to avoid commercial classification

Grant funding documentation supports nonprofit import status

Related Products under HTS 3827.51.00.00

HFC-23 Refrigerant Blend for Industrial Chillers

A specialized refrigerant mixture containing trifluoromethane (HFC-23) designed for low-temperature industrial chillers and cryogenic applications. This blend falls under HTS 3827.51.00.00 because it contains HFC-23 without CFCs or HCFCs, used in refrigeration systems requiring ultra-low temperatures.

HFC-23 Fire Suppression Gas Mixture

A clean agent fire extinguishing blend incorporating HFC-23 for total flooding systems in data centers and electrical rooms. Classified under HTS 3827.51.00.00 due to its HFC-23 content without prohibited CFCs or HCFCs, serving as an environmentally preferable alternative to halon.

Cryogenic Cooling Fluid with HFC-23

Specialty fluid mixture containing HFC-23 used in semiconductor manufacturing for sub-zero cooling processes. This product is classified in HTS 3827.51.00.00 as it features trifluoromethane in a mixture free of CFCs and HCFCs, essential for precision temperature control.

HFC-23 Semiconductor Etch Gas Blend

Plasma etch gas mixture with HFC-23 for microchip fabrication processes requiring high-purity fluorinated gases. Falls under HTS 3827.51.00.00 because it contains trifluoromethane without CFCs or HCFCs, critical for advanced semiconductor manufacturing.

HFC-23 Medical Cryospray Refrigerant

Cryospray mixture containing HFC-23 for endoscopic medical procedures requiring rapid freezing. Classified under HTS 3827.51.00.00 as an HFC-23 mixture lacking CFCs or HCFCs, used in cryotherapy applications.

HFC-23 Leak Detection Gas Mixture

Trace gas blend with HFC-23 used for detecting leaks in HVAC systems and pipelines. This product is covered by HTS 3827.51.00.00 due to its trifluoromethane content in a CFC/HCFC-free formulation, detectable by sensitive mass spectrometry.