2711 Petroleum gas and Other Gaseous Hydrocarbons

2711 (01/1988-..) Petroleum gas and Other Gaseous Hydrocarbons 27111100 (01/1988-..) Natural Gas, Liquefied 27111211 (01/1988-..) Propane of a Purity of >= 99%, for use as a Power or Heating Fuel, Liquefied 27111219 (01/1988-..) Propane of a Purity of >= 99%, Liquefied (Excl. for use as a Power or Heating Fuel) 27111291 (01/1988-..) Propane of a Purity of < 99%, Liquefied, for Undergoing a Specific Process as Defined in Additional Note 5 to Chapter 27 27111293 (01/1988-..) Propane of a Purity of < 99%, Liquefied, for Undergoing Chemical Transformation (Excl. Processes Specified in 2711.12.91) 27111294 (01/1993-..) Liquid Propane of a Purity of > 90%, but < 99% (Excl. for Undergoing Chemical Transformation) 27111296 (01/1993-12/1996) Liquified Mixtures of Propane and Butane Containing > 50% to 70% of Propane (Excl. for Undergoing Chemical Transformation or a Process as Specified in Additional Note 4 to Chapter 27) 27111297 (01/1997-..) Liquefied Propane of a Purity of <= 90% (Excl. for Undergoing Chemical Transformation) 27111298 (01/1993-12/1996) Liquified Propane of a Purity of <= 90% (Excl. for Undergoing Chemical Transformation or a Process as Specified in Additional Note 4 to Chapter 27 and Mixtures of Propane and Butane Containing > 50% to 70% of Propane) 27111299 (01/1988-12/1992) Propane of a Purity of < 99 %, Liquefied (Excl. for Undergoing Chemical Transformation or for Undergoing a Specific Process as Defined in Additional Note 4 to Chapter 27) 27111310 (01/1988-..) Butanes for Undergoing a Specific Process as Defined in Additional Note 5 to Chapter 27, Liquefied (Excl. of a Purity of >= 95% of N-butane or Isobutane) 27111330 (01/1988-..) Butanes for Undergoing Chemical Transformation, Liquefied (Excl. for Specific Processes Specified in Additional Note 5 to Chapter 27 and Butanes of a Purity of >= 95% of N-butane or Isobutane) 27111390 (01/1988-12/1992) Butanes, Liquefied (Excl. for Undergoing Chemical Transformation or for Undergoing a Specific Process as Defined in Additional Note 4 to Chapter 27, and Butanes of a Purity of >= 95 % of N-butane or Isobutane) 27111391 (01/1993-..) Liquefied Butane of a Purity of > 90% but < 95% (Excl. for Undergoing Chemical Transformation) 27111393 (01/1993-12/1996) Mixtures of Butane and Propane Containing > 50% to 65% of Butane (Excl. for Undergoing Chemical Transformation or a Process as Specified in Additional Note 4 to Chapter 27) 27111397 (01/1997-..) Liquefied Butane of a Purity of <= 90% (Excl. for Undergoing Chemical Transformation) 27111398 (01/1993-12/1996) Liquified Butane of a Purity of <= 90% (Excl. for Undergoing Chemical Transformation or a Process as Specified in Additional Note 4 to Chapter 27 and Mixtures of Butane and Propane Containing > 50% to 65% of Butane) 27111400 (01/1988-..) Ethylene, Propylene, Butylene and Butadiene, Liquefied (Excl. Ethylene of a Purity of >= 95% and Propylene, Butylene and Butadiene of a Purity of >= 90%) 27111900 (01/1988-..) Gaseous Hydrocarbons, Liquefied, N.e.s. (Excl. Natural Gas, Propane, Butane, Ethylene, Propylene, Butylene and Butadiene) 27112100 (01/1988-..) Natural gas in Gaseous State 27112900 (01/1988-..) Hydrocarbons in Gaseous State, N.e.s. (Excl. Natural Gas)