Industrial Chiller HFC-134a Top-Off Blend
Blend containing 75% HFC-134a with minor HFC-32 for topping off large industrial water chillers. HTS 3827.64.00.00 applies as HFC-134a exceeds 30% without unsaturated HFOs or ozone depleters. Used in manufacturing process cooling.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If waste/recovered refrigerant streams
Reclaimed or contaminated HFC mixtures qualify as 'other wastes' under heading 3825.
If bromofluoroethane-containing
Mixtures with specific brominated HFCs classified separately from simple HFC-134a blends.
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Import Tips & Compliance
• Provide pressure-temperature charts verifying azeotropic behavior; customs checks for proper HFC designation
• Industrial end-use requires additional TSCA reporting if >10,000 lbs annually
• Ensure cylinder valve compatibility with chiller service ports
Related Products under HTS 3827.64.00.00
HFC-134a Refrigerant Blend R-134a/R-1234yf 70/30
A refrigerant mixture containing 70% HFC-134a (1,1,1,2-tetrafluoroethane) and 30% HFO-1234yf by mass, used in automotive air conditioning systems. It falls under HTS 3827.64.00.00 because it contains 30% or more HFC-134a without unsaturated HFOs as the primary component, though minor HFO presence is allowed if HFC-134a dominates. This blend serves as a transitional low-GWP refrigerant.
HFC-134a Auto AC Recharge Kit Mixture
Pre-mixed refrigerant for DIY automotive air conditioner recharging, consisting of 65% HFC-134a with lubricants and leak sealer additives. Classified under HTS 3827.64.00.00 due to HFC-134a comprising over 30% by mass, with no CFCs/HCFCs or dominant HFOs. Commonly sold in 12 oz cans for consumer vehicle maintenance.
Commercial Refrigerator HFC-134a Service Blend
Service blend for supermarket refrigeration systems with 80% HFC-134a, 15% HFC-125, and 5% lubricants, used for retrofitting and maintenance. Meets HTS 3827.64.00.00 criteria as HFC-134a exceeds 30% by mass without prohibited substances or dominant HFOs. Essential for food retail cold chain equipment.
HFC-134a Leak Detection Refrigerant Blend
Specialty blend with 50% HFC-134a, UV dye, and nitrogen for detecting leaks in HVAC systems. Falls under HTS 3827.64.00.00 due to dominant HFC-134a content without HFOs or banned substances. Used by HVAC technicians for non-destructive leak testing.
HFC-134a Domestic Heat Pump Refrigerant Mixture
Refrigerant blend with 55% HFC-134a and POE oil for residential heat pump systems. Classified in HTS 3827.64.00.00 for ≥30% HFC-134a content, no HFO dominance. Supports heating/cooling in homes.
HFC-134a/PAG Oil Lubricant Mixture for AC Compressors
Mixture of 60% HFC-134a and 40% polyalkylene glycol (PAG) oil for lubricating automotive AC compressors during manufacturing. Qualifies for HTS 3827.64.00.00 with HFC-134a well above 30% threshold and no excluded fluorocarbons. Used in OEM assembly lines.