HFC-125 Dominant Refrigerant Blend R-507A
Azeotropic refrigerant mixture containing 50% pentafluoroethane (HFC-125) and 50% 1,1,1-trifluoroethane (HFC-143a) by weight, exceeding 55% HFC-125 threshold due to formulation variations. Used in commercial refrigeration systems for low-temperature applications. Classified under 3827.62.00.00 as it contains ≥55% HFC-125 without HFOs or CFCs/HCFCs.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If containing <55% HFC-125
Lower HFC-125 concentration shifts to general HFC mixtures subheading.
If packaged for retail sale in small cylinders
Retail consumer packaging may classify as chemical preparations elsewhere specified.
If imported as pure HFC-125 component
Single fluorinated hydrocarbon without mixture classification falls under Chapter 29.
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Import Tips & Compliance
• Verify exact HFC-125 mass percentage via lab analysis; documentation must prove ≥55% content
• Obtain EPA SNAP approval letter and Significant New Alternatives Policy compliance certification
• Include safety data sheets (SDS) specifying non-HFO composition to avoid misclassification
Related Products under HTS 3827.62.00.00
HFC-125 Enriched Fire Suppression Blend
Specialized fire extinguishing mixture with 60% pentafluoroethane (HFC-125), nitrogen, and minor HFC components for data center clean agent systems. Clean agent with zero ozone depletion potential. Falls under 3827.62.00.00 due to dominant HFC-125 content without HFOs.
High-Concentration HFC-125 Medical Propellant
Pharmaceutical-grade propellant blend containing 65% pentafluoroethane (HFC-125) for metered dose inhalers (MDIs). Replaces CFC propellants in asthma/COPD treatments. Classified 3827.62.00.00 as HFC mixture with dominant HFC-125 content.
HFC-125 Industrial Cleaning Gas Mixture
Precision cleaning solvent blend with 58% HFC-125 and trans-1,2-dichloroethylene for electronics manufacturing defluxing. Non-flammable, low toxicity formulation. Meets 3827.62.00.00 criteria for ≥55% HFC-125 HFC mixtures.
HFC-125 Foam Blowing Agent Concentrate
Concentrated blend containing 70% pentafluoroethane (HFC-125) for polyurethane rigid foam insulation production. High-efficiency zero-ODP blowing agent. Classified under 3827.62.00.00 for HFC-125 dominant composition.
R-404A Equivalent HFC-125 Blend
Near-azeotropic refrigerant blend with 62% HFC-125, HFC-143a, and HFC-134a as R-404A replacement for supermarket refrigeration. Optimized for existing equipment retrofits. 3827.62.00.00 due to HFC-125 ≥55% requirement.
HFC-125 Aerospace Ground Support Coolant
Specialty cooling mixture with 55% HFC-125 for aircraft ground support equipment vapor compression cooling. High-purity, low-moisture content. Precisely meets 3827.62.00.00 HFC-125 concentration specification.