Explanatory notes
… of inorganic bases (heading 28.36), cyanides, cyanide oxides and complex cyanides of inorganic bases … peroxide, solidified with urea (heading 28.47), carbon oxysulphide, thiocarbonyl halides, cyanogen, cyanogen …Legal note
… of inorganic bases (heading 28.36), cyanides, cyanide oxides and complex cyanides of inorganic bases … peroxide, solidified with urea (heading 28.47), carbon oxysulphide, thiocarbonyl halides, cyanogen, cyanogen …