Explanatory notes
… 2903.46 - - 1,1,1,2,3,3,3-Heptafluoropropane (HFC-227ea), 1,1,1,2,2,3-hexafluoropropane (HFC-236cb), 1,1,1,2,3,3-hexafluoropropane (HFC-236ea) and 1,1,1,3,3,3-hexafluoropropane (HFC-236fa) 2903.47 - … oils, waxes, gums and resins. (8) Dichlorobutanes . This heading excludes : (a) Chloroparaffins if they are …