Subheading 271111: Petroleum Gases and other Gaseous Hydrocarbons; Liquefied, … etc.
Subheading 271112: Petroleum Gases and other Gaseous Hydrocarbons; Liquefied, Propane
Subheading 271113: Petroleum Gases and other Gaseous Hydrocarbons; Liquefied, Butanes
Subheading 271114: Petroleum Gases and other Gaseous Hydrocarbons; Liquefied, … etc.
Subheading 271119: Petroleum Gases and other Gaseous Hydrocarbons; Liquefied, … etc.
Subheading 271121: Petroleum Gases and other Gaseous Hydrocarbons; in Gaseous … etc.
Subheading 271129: Petroleum Gases and other Gaseous Hydrocarbons; in Gaseous … etc.