laboratory apparatus and equipment for biological, pharmacological, and biotechnology research, namely, process scale liquid chromatography machines for purification of chemicals, buffer solution preparation machines for preparation of buffer solutions, ultrafiltration and microfiltration machines for separating chemicals based on size, peptide synthesizers, chromatography columns and chromatography media for use in chromatography machines

UNFINISHED IRON AND STEEL CASTINGS GENERALLY CONSISTING OF MORE THAN 80% OF METALLIC IRON