Medical Grade HFC-143a Propellant

Pharmaceutical-grade 1,1,1-trifluoroethane (HFC-143a) for metered dose inhalers and medical aerosols. Falls under HTS 2903.44.1020 as a pure chemically defined organic compound specifically enumerated in the HFC-143a tariff provision.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.7%+10.0%13.7%
🇲🇽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.

3004.90Lower: 10% vs 13.7%

If pre-formulated in pharmaceutical inhaler

Medicinal preparations containing HFC propellant classify in chapter 30 as finished drugs.

3824Higher: 15% vs 13.7%

If with pharmaceutical excipients

Chemical preparations for medical use shift to chapter 38 if not final dosage form.

2903.44.10Same rate: 13.7%

If same pure compound

Locked by specific naming; medical grade doesn't change chemical classification.

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

File Drug Master File (DMF) with FDA; provide USP/EP monograph compliance certificates

Use validated cleaning procedures documentation to prove no cross-contamination from other HFCs

Include sterility validation if for sterile inhalers; maintain cold chain (-20°C) during ocean transport

Related Products under HTS 2903.44.10.20

1,1,1-Trifluoroethane (HFC-143a) Refrigerant Gas

Pure 1,1,1-trifluoroethane (HFC-143a) is a saturated fluorinated acyclic hydrocarbon used primarily as a refrigerant gas in commercial refrigeration systems. This chemical compound falls under HTS 2903.44.1020 as it is specifically named in the subheading for pentafluoroethane (HFC-125), 1,1,1-trifluoroethane (HFC-143a), and 1,1,2-trifluoroethane (HFC-143).

HFC-143a Aerosol Propellant

1,1,1-Trifluoroethane (HFC-143a) packaged for use as an aerosol propellant in consumer products like air dusters. Classified under HTS 2903.44.1020 as a pure separate chemically defined compound per chapter 29 note (a), specifically identified in the tariff subheading.

HFC-143a Electronic Cleaner Gas

High-purity 1,1,1-trifluoroethane (HFC-143a) in 10 oz cans for cleaning electronics and contacts. This pure halogenated hydrocarbon is classified in HTS 2903.44.1020 as it matches the exact chemical description in the saturated fluorinated acyclic hydrocarbons subheading.

HFC-143a Industrial Fire Suppressant

1,1,1-Trifluoroethane (HFC-143a) for total flooding fire suppression systems in data centers. Classified under HTS 2903.44.1020 per chapter 29 as a named saturated fluorinated derivative of acyclic hydrocarbons.

HFC-143a 99.99% Semiconductor Grade

Ultra-high purity 1,1,1-trifluoroethane (HFC-143a) for semiconductor etch processes and plasma cleaning. HTS 2903.44.1020 classification applies as this pure compound is explicitly named in the fluorinated acyclic hydrocarbons subheading.

HFC-143a Cylinder Tonner Refill

Bulk 1,1,1-trifluoroethane (HFC-143a) in 1-ton capacity tonner cylinders for industrial gas distributors. This separate chemically defined compound is classified in HTS 2903.44.1020 as specifically provided for 1,1,1-trifluoroethane.