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)