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CN2803

28 Inorganic Chemicals, Organic or Inorganic Compounds of Precious Metals, of Rare-earth Metals, of Radioactive Elements or of Isotopes

2803 (01/1988-..) Carbon ‘carbon Blacks and Other Forms of Carbon’, N.e.s.

28030000 (01/2009-..) Carbon ‘carbon Blacks and Other Forms of Carbon’, N.e.s.

28030010 (01/1988-12/2008) Methane Black

28030030 (01/1988-12/1997) Acetylene Black

28030080 (01/1998-12/2008) Carbon ‘carbon Blacks and Other Forms of Carbon’, N.e.s. (Excl. Methane Black)

28030090 (01/1988-12/1997) Carbon ‘carbon Blacks and Other Forms of Carbon’ N.e.s. (Excl. Methane Black and Acetylene Black)