Commodity
Chapter
27 Chapter 27 - Mineral fuels, mineral oils and products of their distillation; bituminous substances; mineral waxesSub Chapter
2711 Petroleum gases and other gaseous hydrocarbons.Sub Heading
271114 -- Ethylene, propylene, butylene and butadieneCode
27111400 -- Ethylene, propylene, butylene and butadiene
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