Reagents for scientific purposes; reagents for medical research; biological preparations for use in biotechnology [other than medical]; reagents for the manufacture of nucleic acids; reagents for the manufacture of mRNA drugs; reagents for use in the manufacture of preparations for mRNA therapeutics; reagents for the manufacture of mRNA vaccines; excipients for drug delivery; lipid nanoparticles for drug delivery; excipients for mRNA drug delivery; lipid nanoparticles for mRNA drug delivery; none of the aforesaid being thermoplastic compounds or resins.