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.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If US-owned return cylinders
Reimported US goods containers get duty-free treatment under 9802.
If empty returnable tonner cylinders
Containers for compressed gas classify in chapter 73 when empty.
If cylinder bundle apparatus
Gas cylinder manifolds/bundles become machinery when assembled.
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Import Tips & Compliance
• DOT 49 CFR 173.304 compliance; cylinders must have current hydrostatic test (<5 years)
• Include HFC production/reclamation allowance documentation per 40 CFR 84
• Valve outlet CGA 600 standard required for HFC-143a; include torque specs
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.
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.
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.