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HFO-1336mzz (Z) Heat Transfer Fluid from Germany

(Z)-1,1,1,4,4,4-Hexafluoro-2-butene (HFO-1336mzz) is a high-performance heat transfer fluid for immersion cooling systems. This specific unsaturated fluorinated derivative is enumerated in HTS 2903.51.1000. Used in electronics cooling and organic Rankine cycle systems.

Duty Rate — Germany → United States

21.3%

Rate breakdown

9903.04.6211.3%Patented pharmaceutical articles that are the product of Japan, of a European Union member country, of South Korea, of Switzerland, or of Liechtenstein as provided for in subdivisions (c) and (f) of U.S. note 40 to this subchapter
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter

Import Tips

• Include flammability test data as HFO-1336mzz has specific flash point characteristics

• Certify dielectric properties for electronics cooling applications

• DOT classification typically UN1950 Class 2.2 non-flammable gas