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 nbutane or isobutane)
                    HS code
                    : 271113
                    GN code
                    : 27111330
                    Taric code
                    : 271113300080 
                
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