Rotaxanes have garnered interest for their unique structures consisting of mechanically interlocked axles and macrocycles. Numerous organic macrocycles have been employed to construct rotaxanes, ...
This site displays a prototype of a “Web 2.0” version of the daily Federal Register. It is not an official legal edition of the Federal Register, and does not replace the official print version or the ...
Plated or coated with aluminum-zinc alloys 7210.69.00-Plated or coated with aluminum: --Other 7211.13.00-Not further worked than hot-rolled: --Rolled on four faces or in a closed box pass, of a width ...