Explanatory notes
… of their distillation; bituminous substances; mineral waxes Notes. 1.‑ This Chapter does not cover : (a) Separate chemically defined organic compounds, other than pure methane and propane which are to be …Legal note
… Notes. 1.‑ This Chapter does not cover : (a) Separate chemically defined organic compounds, other than pure methane and propane which are to be …Classification opinions
… products … 2. Separate isomers and mixtures of isomers (other than stereoisomers) of monoethylenic or polyethylenic …